The Sn plating process features simple formulation, stable bath and convenient operation. The colored films are pitch black and durable.
该镀锡工艺配方简单，镀液稳定，操作简便，着色后的膜层深黑，牢固。
The Sn plating process features simple formulation, stable bath and convenient operation. The colored films are pitch black and durable.
该镀锡工艺配方简单，镀液稳定，操作简便，着色后的膜层深黑，牢固。
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