The alloy grade for aluminum coil refers to the specific composition and combination of elements within the aluminum material. Aluminum alloys are created by adding alloying elements to pure aluminum
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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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Shandong Decent Import & Export Co., Ltd: Not stone more than stone, green environmental protection, realistic appearance, anti-skid wear-resistant. be your most stable supplier, provide free samples.
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