With regards to the surface treatment, our crafts include nigrescence, phosphorization, zinc plating, dacromet, nickel plating and copper plating.
表面处理有发、、机械镀锌、达克罗、镀镍、镀铜等艺。
With regards to the surface treatment, our crafts include nigrescence, phosphorization, zinc plating, dacromet, nickel plating and copper plating.
表面处理有发、、机械镀锌、达克罗、镀镍、镀铜等艺。
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