The component data of pearl nickel, bright nickel, acidic copper and brass plating solution in production were analyzed when the best result of the plating deposit obtained.

为了获得电镀的最佳结果，在生产中对珍珠镍、光亮镍、酸性铜和黄铜四种镀液的成分参数进行了统计分析。

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Precision spring(compression/tension/torsion/special-shape/battery spring), USB stainless clockwork spring, copper, iron and aluminum rivet, nail claw/claw pearl, and toy axle.

精密弹簧（压簧、拉簧、扭簧、异形弹簧及电池弹簧等）、USB不锈钢伸缩发条、铜铁铝铆（窝）钉、爪钉/管珠、玩具车轴。

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We can produce all kind of button like circular button, corn, bump nail, metal pearl, button bottom with the material of iron, copper, stainless steel, alloy.

能生产各种不锈钢、铜、铁、合金等材料的圆形扣、鸡眼、撞钉．钮底、平珠和钮扣配套的辅料产品。

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