... Formwork frames system, Roof framing system Space frame systems consist of space frame chords, web members and joint ball which is a ... Applications: Widely applicable in kinds of industrial plants, space frame structure shopping malls, exhibition halls, steel structure warehouses ... Hezhuang Town, Xiaoshan District,Hangzhou City Zhejiang Province, China.Tel:+86-571-82921611Fax:+86-571-82911099 Mob:+86- ...