Company Introduction Huahai company specializes in design, fabrication and installation of steel structure, space frame. These structures can be installed as coal shed, plate work, aircraft hangar, college building, gymnasium, railway station, sports hall, roofing, canopy, workshop, warehouse, prefabricated house, solar bracket and etc. We have been finished many projects in more than 40 countries including Africa, Australia, India, North Korea, Kuwait, Thailand, UAE, Turkey, Viet Nam and so on. In 2006, the shed with 105m long has been erected for Vedanta Group in Orissa.