... Storage Bunker (Single,Double,Trio) For Accommodation(Coal,Concrete) Hangzhou Zhongxin Steel Structure Make Co., Ltd( hereinafter ... , Fabrication&manufacturing,delivery and erection of the Prefabricated(pre-engineered) Steel Building,Space Frames, Portable Cabins, ... panels and other steel structure projects such as industrial plant/workshop/factores, airport terminal, highrise building,bridge,commercial ...