Qingdao Havit Steel Structure Co.,Ltd.has been specializing in designing and manufacturing  Steel Structure Buildings,  Container houses, Prefabricate house,  in China .Our workshop covers an area of 20000 square meters with annual output of Light Steel Structure 30000Ton , Heavy Steel Structure 50000Ton , C-type steel production line six, an annual output of 15,000 tons; Z steel production line an annual output of 3,000 tons. Our Products export to America, European, Australia, Middle-east, Africa and so on .