xgzsteel
China Changchun Istitute of Applied Chemistry project
China Changchun Istitute of Applied Chemistry project made by Qingdao xinguangzheng steel structure company.
Area:33000 square meters.
China steel structure supplier.
China Changchun Istitute of Applied Chemistry project made by Qingdao xinguangzheng steel structure company.
Area:33000 square meters.
China steel structure supplier.