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Hangzhou Tedun Building Material Co., Ltd is a comprehensive corporation integrating design, on-site installation, and service after sale, consulting and project management related to metal roof and facade system. Based on international norms and standards, Tedun absorbs essence from the foreign industries. Then integrated with our own strength and technology, localize the technology and service. Tedun focus on the cost-efficient and practical standing seam, double seam and mental shingle system. We have successful completed quite a number scale of roof and facade projects of aluminum alloy, titanium-zinc and copper panel at home and abroad, which contributed brilliant color to low carbon life. Especially, Trizip65-400 standing seam roofing system what has passed the file Resistance Test, Static Wind Pressure Test, water Penetration Test, and wind uplift Test by ASTM. Trizip65-400standing seam roofing system which has already applied in Macao Airport Hanger, Studio City and Boeing 7... [
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