Hangzhou Hanyu Grid Structure Co., Ltd, established on 25th, October, 2007, is a professional enterprise specialized in the manufacturing, marketing, and installing of constructional grid structure, truss structure, steel structure, membrane structure, space frame, building profiled steel sheets and glass curtain wall, etc. After put into operation, by two light steel production lines, three heavy steel production lines, three truss structure production lines, and four grid structure production...
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