Child-type wheelchair, plating frame, fixed armrests, fixed foot care, solid front, solid rear wheel.
儿童型轮椅，电镀车架，固定扶手，固定脚托，实心前轮，实心后轮。
Gold, silver and nickel plating of IC lead frame and package shell.
集成电路引线框架、封装壳体的镀金、镀银、镀镍、镀锡工艺。
Gold, silver and nickel plating of IC lead frame and package shell.
集成电路引线框架、封装壳体的镀金、镀银、镀镍、镀锡工艺。
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