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    Surface Encyclopedia: Metal and non-metal surface coating cleaning method
    2018-04-13 10:00:44

    Different metals have their own best surface treatment methods, depending on the hardness of the metal.
    1, steel
    The most effective way to clean uncoated steel is to use solvent cleaning or steam cleaning after sandblasting. In fact, the S

    Three Common Causes of Copper Casting in PCB Factory
    2018-04-13 09:54:09

    Abstract: Excess copper foil is etched. Electrolytic copper foil used in the market is generally galvanized on one side (commonly known as ash foil) and copper on one side (commonly known as red foil). Commonly used copper dripping is more than 70um galva

    2
    About us

    Established in 2013, Meizhou Hongzhan Electronic Technology Co., Ltd. is a professional manufacturer of FR4 double-sided, multi-layer, HDI and various copper-based, aluminum-based and metal-based circuit boards. The factory is located in Dongsheng Industrial Park,

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