SellSupply China Qingdao industria

Qingdao Tongshuai Door Manufacture Co., Ltd is a door manufacturer of garage door, industrial door, commercial door, extention gate, high speed door etc. We have 8 production lines and a factory size of nearly 100,000 square meters, with residential garage doors, commercial doors, and extention gates as our main products. And extention gates are initiated in China, in which field Qingdao Tongshuai is one of the best; Our garage doors and industrial doors adop the third generation panel, galvanized color steel sheet filled with polyurethane foam, which is hand protection, energy saving, and e