Hebei Hollyland Co., Ltd: HOLLYLAND is the leading manufacturer and exporter of stone-coated metal roof tiles in China, with over 30 years of experience in quality control and customer service.
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Product properties Metal silicon composition is mainly silicon, so it has similar properties with silicon. The properties of silicon metal are similar to germanium, lead and tin, and it has
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Ningbo Xuao Machinery Co.,Ltd: We're well-known as one of the leading aluminum casting mold, plastic injection mold, al die casting mould, medical mold manufacturers and suppliers in China. Please
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Self drilling screws. It is wood drill tail screw; mainly used in steel structure caigang watt fixed can also be used for fixing the simple construction of the sheet material.
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