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          Welcome to Shantou HengXinYi Circuit Board Co., Ltd. website 九州体育入口_在线体育平台!

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          • Circuit board factory talking about printed circuit board

            The printed circuit boards printed circuit board is mainly composed of an insulating substrate, printed wires, and pads. Insulating substrate: generally divided into organic substrate material and inorganic substrate material. Organic substrate mater......[See more+]

          • What is the cause of the plating voids in the circuit board hole wall?

            Holes in the hole wall plating are one of the common defects in the metallization of printed circuit board holes, and they are also one of the items that can easily lead to batch scrapping of printed circuit boards. There are many factors that cause ......[See more+]

          • PCB PCB Common Fault Dialysis

            PCB, commonly known as printed circuit board, is an indispensable part of electronic components and plays a central role. In a series of PCB production processes, there are many matching points. If you do not care, there will be flaws in the board, a......[See more+]

          • PCB board serpentine routing can not be ignored

            Any trace on the PCB will cause a time delay for the signal in the case of passing a high-frequency signal. The main function of the serpentine trace is to compensate for the less time-delayed part of the same set of related signal lines. The part is......[See more+]

          • 9 common sense PCB board inspection

            The nine common senses of PCB board testing are described below: 1. It is forbidden to use the grounded test equipment to touch the live TV, audio, video and other equipment to detect the PCB board without an isolation transformer. It is forbidden to......[See more+]

          • How to deal with the circuit board wastewater?

            In the process of production and processing, the circuit board factory will generate a large amount of waste water. The impact of these waste waters on the environment is very large. Therefore, the waste water of the circuit board cannot be discharge......[See more+]

          九州体育入口_在线体育平台

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