Established in 1979, Zhejiang Dingtian Steel Structure Co., Ltd. (ZDSS Co., Ltd) can undertake turn-key steel structure works and buildings which consist of steel structure or steel framework such as houses, workshops, warehouses, gymnasiums, exhibition halls, etc. Certified by ISO 9001(2000) Quality System Certificate, ZDSS Co., Ltd has Special Qualification of Steel Structure Manufacturing and Special Qualification of Steel Structure Construction, and is the member of Zhejiang Provincial Installation Association and the member of Shanghai