news - Shenzhen CGE Electronics Co.,Ltd

2024-10-11

Differences between pin header connectors and other connectors

Difference between pin header connector and other connectors A pin header connector is a commonly used electrical connector that plays a vital role in the internal circuit boards of electronic devices. It is a plug connector consisting of one or two rows of metal pins. By inserting the plug into the socket, the pins make contact with the corresponding contacts in the jack to achieve the transmission of power, signals or data. Compared with other connectors, pin header connectors have the following characteristics: 1. Pin header connectors are typically used to connect a ‘male’ connector inside a device, associated with a ribbon cable connector, the most common jumper pitch is 254 mm (01 inch), but there are also 20 mm (0079 inch) jumpers. 2. 2. The pin numbering of a pin header connector is particularly important in a header connected to a cable because pins in one row have an odd number and pins in another row have an even number. 3. Pin header connectors are usually sold as long strips that can be used to connect two boards together.

2024-09-25

The Importance of Wafer Connectors in Semiconductor Manufacturing

In the field of global semiconductor manufacturing, wafer connectors are widely used as an important link in the production of high-quality semiconductor devices. Its importance lies in the fact that, firstly, wafer connectors enable seamless, high-speed and low-loss data transfer between multiple wafers, ensuring the efficiency and accuracy of the manufacturing process. Especially in the wet cleaning and etching, chemical vapour deposition and physical vapour deposition, ultrapure water systems and photolithography processes, wafer connectors play a key role. Etching process, for example, wafer connectors can ensure non-polluting transmission of chemical liquids to prevent water contamination, to ensure the accuracy of photolithography patterns. Secondly, the wafer connector can ensure stable performance of semiconductor devices and the reliability of electrical connections. In the semiconductor manufacturing process, the wafer connector needs to withstand high temperature, high pressure, high humidity and other extreme environments, therefore, it must have a high degree of purity and corrosion resistance to ensure that the normal work in harsh environments. In addition, wafer connectors can also improve production efficiency. For example, Shenzhen SIG Electronics Co., Ltd. developed a wafer-level aging test fixtures, by replacing the rigid connection into a flexible connection to im

2024-09-10

How FFC connectors are connected

The FFC connector is a flexible flat cable connector that is widely used in all types of electronic equipment. It has a very narrow form factor and high density characteristics, suitable for use in tight spaces. According to different usage scenarios, FFC connectors have a variety of connection methods, including straight-in connection, ZIF connection, LIF connection, straight-through pull-out connection and SMT connection. The straight-in connection is the most common FFC connection method, which enables the connection of a circuit board to a ribbon flat flex cable or flexible printed cable by inserting the FFC into the slot of the connector. During the soldering process, the FFC needs to be inserted into the slot of the connector, and the soldering iron is used to heat the pads on the connector to connect the wires of the FFC to the pads. When soldering, make sure the contact of the soldering point is good, and the soldering time should not be too long to avoid damaging the FFC. after the soldering is completed, you need to use a multimeter to check the connectivity of the soldering point, and use heat shrink tubing or tape to fix the FFC and the connector, in order to increase the stability and reliability of the connection. The ZIF connection is a quick connection that is made by inserting the FFC into the slot of the connector and securing the FFC to the connector with the spring tabs on the ZIF connector. This type of connection is ideal for applications that require frequent plugging and unplugging

2024-08-27

Impact of Wafer Connectors on Chip Performance

Wafer connectors are electronic components that are widely used in various chip products, such as semiconductor chips, microcircuits, and microelectronics. The role of wafer connectors is to connect multiple chips or other electronic components together to form a complete circuit system. Therefore, the performance of the wafer connector has an important impact on the performance of the chip. First of all, the performance of the wafer connector directly affects the signal transmission quality of the chip. Wafer connector transmission speed, signal integrity and anti-interference capability and other performance parameters, directly affecting the quality of signal transmission between the chip. If the transmission speed of the wafer connector is slow, the delay in signal transmission will increase, thus affecting the performance of the chip. If the signal integrity of the wafer connector is poor, signal distortion and noise will occur during signal transmission, thus affecting the performance of the chip. If the wafer connector's anti-interference ability is weak, the signal transmission process will be affected by external interference, thus affecting the performance of the chip. Secondly, the performance of the wafer connector will also affect the power consumption of the chip. The power consumption of the wafer connector mainly includes the connector's static power consumption and dynamic power consumption. Static power consumption refers to the power consumption of the connector when not transmitting signals, and dynamic power consumption refers to the power consumption of the connector when transmitting signals. If the static power consumption of the wafer connector is high, it will increase the power consumption of the chip, thus affecting the performance of t

2024-08-15

Basic structure of FPC connectors

FPC connector is a special kind of connector which is mainly used for connecting between display and driver. Its design is based on polyimide as the base material and uses advanced pressure crimping technology to ensure the stability and reliability of the connector. Its basic structure consists of the following four parts: 1. Adhesive core: The adhesive core is the core part of the FPC connector, and its main role is to protect the terminals, insulation and conductivity. The core material is usually polyimide, with good heat and chemical resistance, can withstand high temperatures and chemical corrosion. 2. tongue: tongue is another important part of the FPC connector, its main role is to crimp the wires and provide institutional strength. Tongue material is usually copper or stainless steel, with good electrical conductivity and corrosion resistance. 3. 3. terminals: terminals are the key components of FPC connectors, its main role is the transmission of electronic signals. The material of the terminal is usually copper or stainless steel, with good conductivity and corrosion resistance. 4. welding sheet: welding sheet is an auxiliary part of the FPC connector, its main role is to strengthen the connection between the connector and PCB firmness. Welding sheet material is usually copper or stainless steel, with good electrical conductivity and corrosion resistance. The design of FPC connectors should not only consider the stability and reliability of the connection, but also the convenience o

2024-07-08

Comparison of fpc connectors with other connectors

In the electrical and electronics industry, the connector is an essential and key component. It is used to connect various electronic components and devices together, enabling them to communicate with each other and work together.FPC connector, as a special connector, has certain advantages and disadvantages to compare with other connectors. Advantages of FPC connectors 1. small and flexible: due to its small size and flexible design, FPC connectors can be easily connected to a variety of devices and circuit boards, especially in the need for high-density, small-pitch applications, such as computer motherboards, LCD monitors, memory, mobile hard disk and so on. 2. High-speed transmission: FPC connectors usually use high-speed transmission technology, which can realize high-speed data transmission, which is very important for applications that require high-speed data transmission. 3. High reliability: FPC connectors usually use high-quality materials and advanced manufacturing processes, with high reliability and stability, can work in a variety of harsh environments.

2024-05-07

Principle and application of board-to-board connector

Board to board connector, also known as flat latch relay, is an electrical connection technology between circuit boards, mainly to solve the electrical signal transmission and power supply between a variety of different circuit boards in electronic devices. The connector is widely used in electronics, communications, computers, medical, industrial control and other fields, and its reliability is crucial in electronic products, and it can achieve electrical signal transmission and power supply between different circuit boards through the coordination of pins and sockets. This article will give you a detailed introduction to the principle and application of board-to-board connectors. The board-to-board connector is composed of two carpetseparated, printed circuit board platforms (Devices) connection, and the mutual electrical contact between the two PCB platforms of the connector is achieved by mutual Pin contact. Usually made of a thin film between the two platforms to prevent shorts and movement during PCB mating. Prevent short circuit and movement during board splicing. The principle of the board-to-board connector is to provide a pluggable connection for the printed circuit board through the Pin pin, connecting the power supply and the signal of a miniature coupling plug soc

2024-04-19

Introduction to pin head connectors

Pin connector, also called pin row connector, is a common electronic connector, widely used in a variety of electronic devices and systems. The pin connector generally has a straight pin or a bent pin, which is used to connect with the PCB (Printed Circuit Board, printed circuit board) or other electronic devices to achieve signal transmission and power supply. The following will introduce the structure, characteristics and application areas of the pin connector. The structure of the pin connector generally includes two parts: the connector body and the pin. The connector body is usually made of plastic or metal material with multiple holes for inserting pins. The pins are usually made of conductive metal and inserted into the holes of the connector body, and the housing of the connector holds the pins and the connector body together to ensure the stability and reliability of the connector. The pin connector has the following features: 1. A variety of specifications and number of sockets: the pin connector can be designed according to actual needs into different specifications and number of sockets, suitable for different electronic equipment and systems. 2. Easy to install: The pin connector is usually designed to be plug-type connection, convenient installation and replacement, which improves the efficiency of equipment maintenance and repair. 3. Good signal transmission performance: The pin of the pin connector is usually made of high-quality conductive metal materials, which has good electrical conductivity and can stably transmit signals. 4. Reliable connection performance: The connection mode of the pin connector is simple and reliable, which can ensure the stability and reliability of the connector, and is suitable for use in various harsh environments. Pin

2023-10-24

What are the characteristics of the material of the female connector and where can it be used?

What are the characteristics of the material of the female connector and where can it be used? The materials of row mother connectors are usually as follows: 1. Polyimide (Polyimide): Polyimide is a high-temperature resistant material with excellent insulating properties and corrosion resistance. It is commonly used for electronic equipment in high temperature environments, such as aerospace, military and automotive industries. 2. Nylon: Nylon is a commonly used engineering plastic with good abrasion, corrosion and insulation properties. It is commonly used for general electronic equipment in low to medium temperature environments.Female Header Connector 3. Polyamide: Polyamide is a plastic material with good heat and corrosion resistance. It is commonly used in electronic equipment in high temperature and high humidity environments, such as industrial control systems and automotive electronics.Pin Header Connector 4. metal (Metal): metal busbar connectors are usually made of copper, steel or aluminum. Metal has high electrical conductivity and mechanical strength and is suitable for applications in high current and high vibration environments, such as power supplies and industrial equipment.FPC Connector Different materials have different characteristics and applications. Choosing the right material depends on the specific application requirements, such as operating temperature, current capacit

2023-10-18

What are the structural features and performance advantages of FPC connectors?

The structural features and performance advantages of FPC connectors include: High density: the FPC connector's small size and compact structure can achieve high-density installation in a limited space, which makes it suitable for a variety of miniaturised and highly integrated electronic devices.Pin Header Connector High reliability: FPC connectors have a solid connection between terminals and sockets with reliable contact, which ensures the quality and stability of signal transmission.Ejector Header Bending resistance: Due to the flexible characteristics of FPC connectors, they can be freely bent and folded, and are suitable for a variety of complex application scenarios, especially in consumer electronics products have been widely used.Wafer Connector Low cost: FPC connectors have low manufacturing costs, can be produced in large quantities, and the price is relatively low, which is conducive to reducing the cost of the entire electronic device. Thin and portable: FPC connectors due to its unique thin and lightweight characteristics, compact size, light weight, making the installation in all types of small and miniature devices have become extremely easy, thus greatly enhancing work efficiency and reducing labour costs. High flexibility: FPC connectors also have a high degree of flexibility, can be used in a small space under normal circumstances, so that it is in all kinds of complex application scenarios can play excellent.

2023-09-11

FFC Connector

An FFC (Flexible Flat Cable) connector, also known as an FPC (Flexible Printed Circuit) connector, is a type of electrical connector used to connect and transmit signals between a flexible flat cable and a device or circuit board. FFC connectors are designed to provide a compact, low-profile, and reliable connection solution for applications where space and weight are limited.Pin Header Connector Here are some key features of FFC connectors: 1. Contact Configuration: FFC connectors typically have a specific number of contacts arranged in a row or multiple rows. The number of contacts can vary depending on the application's requirements.Ejector Header 2. Contact Termination: FFC connectors have special contact features, such as copper contacts or metal springs, that firmly grip the conductive traces of the flexible flat cable. These contacts provide a reliable electrical connection.Wafer Connector 3. Zero Insertion Force (ZIF) or Low Insertion Force (LIF): Many FFC connectors incorporate ZIF or LIF mechanisms. These mechanisms enable easy insertion and removal of the flexible flat cable without applying excessive force, reducing the risk of damage to the cable or connector. 4. FFC Cable Alignment: FFC connectors often have alignment features, such as notches or guides, to ensure correct insertion and alignment of the flexible flat cable. 5. Compact Design: FFC connectors are designed to be compact and thin, making them suitable for applica

2023-08-04

Features and Applications of Pin Socket Connectors

A Pin Socket Connector (PSC) is an electronic connector used to mate with a pin connector. It usually consists of a row of metal headers and a plastic or metal housing. Each header is connected to a set of pins on a circuit board. Header connectors work by connecting the headers to the pins for electrical signal transmission and power supply. Headers are usually designed with a concave or hole shape for inserting and securing the pins of a pin connector. The pins in a pin connector form a reliable electrical connection with the header. Pin header connectors have the following features and applications: 1. Reliable connection: Pin header connectors provide a reliable plug-and-play connection to ensure stable signal transmission between electronic components. 2. Easy plugging and unplugging: the design of the header connector makes the plugging and unplugging operation more convenient, you can easily connect and disconnect the pin connector. 3. Multi-functional applications: Pin header connectors are widely used in computers, communication equipment, industrial automation, automotive electronics, household appliances and other fields for connecting power, data transmission, signal transmission and other applications.

2023-06-02

Features and use of pin connector connectors

The pin connector is a common electronic component, commonly used for the connection between electronic devices. The main features are as follows: 1. Simple circuitry: The pin connector connector is relatively tightly connected to the circuit board, with the connectors acting like large pins that are pushed into the board, giving the product a high degree of reliability and stability.Pin Header Connector 2. Multiple insertion and removal: the pin connector can be inserted and removed several times, which is very convenient for users who need to disassemble their equipment frequently.Female Header Connector 3. High density connection: Its small size, high number of pins and high density allow it to be used for high density connections, avoiding overly complex and bulky wiring.Wafer Connector 4. Wide range of applications: The pin connector can be used to connect analogue signals, digital signals, power supplies, etc. It is widely used in various fields, including consumer el

2023-05-27

Connectors with female thread

The female threaded connector is a threaded connector that is used in pipelines, plumbing and gas pipelines. Its main feature is the threaded outer surface and the tab-like inner design, which ensures a tight connection and no water or gas leaks. The female connector is easy to connect, easy to use and quick to install, so it is trusted by users.Pin Header Connector The design principle of the female threaded connector is based on the mechanical properties of the threaded structure, making the connection tight and resistant to dislodgement. In use, the threaded connector is inserted into the corresponding pipe and then rotated and fixed to tighten the pipe connection, thus achieving a leak-proof effect. The threads of female couplings are usually standard threads such as BSP, NPT, etc. to facilitate compatibility with other pipes and fittings.Female Header Connector The main advantage of female connectors is that they are easy to use and quick to install. They are inserted directly into the pipe opening and can be tightened by rotation. At the same time, the female couplings have a very good sealing performance, which prevents water and air leaks, thus ensuring smooth and safe pipework.Wafer Connector Female couplings are suitable for all types of pipe connections, including water pipes, gas pipes and chemical pipes. In this application, female couplings can be used to connect not only pipes of the same material, but also pipes of different materials, such as copp

2023-05-20

Pin Header Connector Features

Pin Header Connector is a common electronic connector consisting of multiple metal pins arranged in a straight line on a plastic holder.Pin Header Connector is generally available in different sizes such as single row, double row and triple row and has the following characteristics: 1. Compact size: Pin Header Connector consists of multiple metal pins and a plastic holder, which is compact and small enough to save equipment space.Pin Header Connector 2. High pin density: The Pin Header Connector has a high pin density and a high number of pins, allowing for more signal transmission and power consumption control.Female Header Connector 3. Reliable connection: Due to the high pin count and small pin size of the Pin Header Connector, a more detailed board connection can be achieved and the connection is more reliable.Wafer Connector 4. Easy to maintain: Each pin of the Pin Header Connector can be individually connected and disconnected, making it easy to dismantle and install and convenient for maintenance. 5. Wide range of applications: Pin Header Connector is suitable for use in a variety of digital electronic equipment, commonly used in motherboards, backplanes, LED lighting, electronic instruments and electrical equipment. In g

2023-05-11

Features of pin connector connectors

A pin connector, also known as a pinhole connector, is an electrical connector that is connected by means of several metal pin-like plugs and sockets with pinholes in them. It is widely used in electronics, communications, aerospace and other fields, and has the advantages of simple structure, reliable contact, easy to use and so on. This article will analyse and introduce the composition, classification, characteristics and applications of pin connector connectors.Pin Header Connector A. Composition Pin connector connectors are composed of plugs, sockets and terminals, where plugs and sockets are installed in different devices and connected to each other by connecting wires or terminals on the PCB board. The plug is usually fixed with several metal pin plugs, while the socket has the same number of metal pin eyes corresponding to the plugs on the plug. When the plug is inserted into the socket, the metal plug comes into contact with the pinhole in the socket and makes the electrical connection.Female Header Connector II. Classification Pin connector connectors can be divided into various types according to the electrical nature, structural form and use of different aspects. According to the electrical nature can be divided into power type, signal type, hybrid type and high-speed type, etc.. According to the structure form can be divided into round, rectangular, bayonet type and SMT, etc. According to the use can be divided into different types needed in many fields such as medical, communication, military aviation, automotive and robotics.Female Header Connector

2023-04-22

FFC connector has the characteristics

FFC connector (Flat Flexible Cable Connector) is a flat and flexible cable connector that consists of some metal pins and plastic rosettes. It can connect high-density connection lines between circuit boards and LCD displays. this connection reduces the number of wires and the size of cables. ffc connectors are very common in the daily use of electronic products, such as smart phones, tablets and laptops.Pin Header Connector FFC connectors are widely used in modern electronics because of the following features: 1. High space utilization. Because FFC cables are flat and the pins can be slightly bent, they can be installed in tight spaces, thus maximizing space utilization.Female Header Connector 2. High signal stability. Since the pins of FFC connectors can be tightly connected to the pins of circuit boards or other electrical devices, they provide excellent signal transmission and ensure stable and reliable connections.Wafer Connector 3. Easy installation. Since FFC cables are very flexible, they can be easily bent into the desired shape, so their installation is very easy and can be done in the shortest possible time. 4. Easy maintenance. Since the construction of FFC connectors is very simple, they can be easily replaced or repaired when necessary.

2023-04-15

The common use of pin connector connectors in industrial production

Pin connector is a common industrial connection device, its common use in industrial production, not only to improve production efficiency, but also to ensure product quality and stability. This article will introduce the characteristics, advantages and future development trends of pin connector connectors and other aspects.Pin Header Connector Features of pin connector The main features of pin connector are small size, light weight, reliable connection, and anti-loosening. Compared with the traditional welding method, the pin connector has a higher connection reliability and stability, because the pin connector is connected through the pin to pin extrusion, no welding or other fixing methods, so you can effectively avoid the welding process may occur during the false welding, leakage and other problems. In addition, the small size and light weight of the pin connector connectors allow them to be easily installed on production lines and improve production efficiency.Female Header Connector Advantages of pin connector connectors The advantages of pin connec

2023-03-31

FFC connector structure and features

FFC connectors, also known as flat cable connectors, are a type of wire to board connection suitable for high density electronic devices. The main features of the connector are simple connection, low cost, easy to check the connection, suitable for high-density layout, especially for small equipment connection.Pin Header Connector 1. The construction of the flat cable connector is simple and consists of two parts: the connector and the FFC flat cable. Among them, the connector is usually made of injection molding or sheet metal stamping, which enables high precision and high performance production even with complex production shapes.Female Header Connector 2. The extremely hermetic structure of the connector can effectively prevent water, oil, dust, etc. from entering or causing wire contact failure.Wafer Connector 3. Flat cable structure is simple, the biggest advantage is that it can effectively reduce the size, improve performance and reduce costs. 4. The jaw design of the connector needs to be evenly distributed so that the cable is reliably fixed on the connector and the mechanical properties of the cable are optimized. 5. Wire tail length balance, to ensure that the length of each wire are relatively similar to ensure that the plug electrical processing of the compression ratio are the same. 6. The plugs are designed in a variety of specifications, and thus also support a variety of arrangements.

2023-03-20

The structure of FPC connector

A, the material of FPC connector FPC connectors are usually made of polyester film, polyimide film, polytetrafluoroethylene film and other materials. These materials have excellent mechanical properties, chemical stability, electrical insulation properties and high temperature resistance.Pin Header Connector Among them, polyester film is the most commonly used material, with good mechanical strength, electrical conductivity and processing properties, suitable for most FPC connector applications. Polyimide film has high temperature stability and mechanical properties, and can achieve long-term stable electrical connections in high temperature environments. PTFE film is a special high-temperature material with excellent chemical resistance and high temperature resistance, suitable for demanding electronic products.Female Header Connector Second, the structure of FPC connectors The structure of FPC connectors can be divided into two types: roll type and board type.Wafer Connector 1, roll-type FPC connector Volume FPC connector is a polyester film or other materials repeatedly folded, welded at both ends or insert pins to complete the electrical connection. This simple structure, small size, low cost, suitable for low current, low voltage connections, such as handheld devices, small modules, etc. 2.Board type FPC connector Board type FPC connector i

2023-02-27

Several common classifications of FFC electrical connectors

Several common classifications of FFC electrical connectors FFC wire-row electrical connectors are an important component in countless electronic devices because they both facilitate and protect the transmission of electrical signals. An ideal connector is designed to resist pressure, oil, water and vibration. Other suitable qualities include low cost, compact size, durability, simple tooling and high insulation value. Power connectors are widely used in communication applications, computers, industrial machinery and consumer electronics. Power connectors are classified according to different millimeter pin spacing (pitch), number of pins, number of rows, etc., including FFC connector: Flat cable (FFC) is made of thin rectangular copper conductors sandwiched between two layers of insulating polyester. These copper conductors are tinned to make electrical contact with the connection. This type of cable is used when a straight line to a connection is required. FPC Connector: Flexible Printed Circuit Boards (FPC) have a similar construction to FFC connectors, except that there is no chemical etching of the FFC copper film to produce a specific pattern. While these circuits are customized for each application, the various shapes and geometries can solve tricky packaging problems. Ribbon cable Ribbon cable connectors are designed to be used for multiplexed connectors such as IDC Many IDC connections can be made at once, and there are many applications that require connections in a time-saving manner. These connectors are designed to be reusable, but can often be reused whe

2023-02-24

FPC connector structure and application range.

FPC connector structure and application range. FPC connector is used to connect the printed circuit board (PCB) and flexible printed circuit board (FPC), so that the mechanical and electrical connections. Its characteristics are one end is connected to the PCB welding (mostly SMT welding), the other end and the FPC plug, and the FPC connector is designed with a card lock device to make the FPC and FPC connector locking, to maintain a certain contact reliability. Therefore, the plastic body of the connector and the terminal and the card lock parts have strict requirements for cooperation. Application range of FPC connectors. FPC connectors are widely used in computers, LCD monitors, game consoles, GPS devices, set-top boxes, wearable devices, printers, medical devices and other fields.

2023-02-22

What does FFC connector mean?

What does FFC connector mean? FFC connector consists of an FFC conductor, a film and a reinforcing plate. Conductor (tinned copper) with circular guide, body and flat conductor; FFC film has black and white points, enhanced plate has Tongming LAN and Tongming clear and Tongming red and black points. This system has small size, convenient use, good engagement, a wide range of cheap use. The appearance of the conductor of the FFC connector is disposed of and has excellent stability after insertion. The FFC connector is easier to weld than the general FC and is not easy to be oxidized. It may receive additional processing such as bending and shaping processing. FFC connector is the flexible flat cable butt, it is a kind of PET insulation data and extremely thin tinned flat copper wire, after high-tech automation equipment consumption line pressed together into a new data cable, with soft, easy to bend and fold, thin thickness, small volume, simple docking, destroy convenient, easy to deal with electromagnetic fence (EMI).FPC Connector FFC has a small size, high tightness, convenient use, simple, ultra-thin, resistance to bending good instinct widely used in sound, digital machine, camera, car sound, TV, word machine, estimation, cash register, telephone, CD-ROM, VCD, DVD, copier, printing machine, wireless instrument appearance, equipment and aerospace products high-tech first Send. FFC connector is widely used in various printing machine printing head and motherboar

2022-12-20

What are the problems faced by the market competition row pin and row female connectors?

Pin and female connectors in China has been active in the low-end market, with the last two years pin and female connector companies continue to improve product quality, the connector has been slowly among the mid-range market segment. China's row pin female connector technology development is more mature, so more connector manufacturers in the purchase of domestic connector companies are looking at, which is considered self-sufficient. But even so, our pin and female connector companies and their Asian counterparts never stop competing, today, the world of connectors to talk to you about the current market competition in pin and female connectors are facing what problems it. In a nutshell, you can divide the competition faced by the row of pin bus bar connectors into two areas. 1. The threat of substitutes at present, the connector's main alternative is the terminal block, its threat to the high-end market is not yet large, but the low-end market competition is fierce, when buyers face cost pressures, they tend to the current relatively cheap terminals instead of connectors. 2. corporate profits by the purchaser and supplier between the squeeze connector purchasers are mainly products and equipment manufacturers, their markets are highly concentrated, high degree of standardization, their profitability in the current market economic environment is declining, so in the procurement process often use the current information is more transparent constantly lower prices. And the producers of row of pins, row of female connectors whose main suppliers are aluminum, copper, silver, gold and engineering plastics and other raw material suppliers, relatively concentrated in the indu