Zouping Weijia New Material Technology Co., Ltd: Aluminium powder is powdered aluminium. This was originally produced by mechanical means using a stamp mill to create flakes. Subsequently, a process
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Kunshan Noble Co., Ltd.: A lapel pin, namely an enamel pin, is a very artistic craft. It can be used in many areas. You can pin it on your clothes, hats, suits and anywhere you want, but in our
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