Usually there are 12 categories which are bolt , stud, screw, nut , self tapping screw, wood screw, gasket, retainer ring, pin, composite member, bolting, and soldering lamp.

它通常包括以下十二类零件：螺栓、螺柱、螺钉、螺母、自攻螺钉、木螺钉、垫圈、挡圈、销、组合件和连接副、焊钉等。

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SMD lamp beads, manufactured through full automatic reflow soldering line.

贴片灯珠，全自动化回流焊生产；

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After soldering is completed, the lamp is cleaned, giving it the final beauty and luminescent qualities intended in the design.

焊接完成后，灯被清除，给它最后的美丽和发光特性的设计意图。

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