Founded in 2001, Qingdao Havit Steel Structure Co., Ltd., China. has been specializing in designing and manufacturing Steel Structure Buildings, Container houses, Prefabricate house in China .Manufacture Facility: 3 complete Product Line of Light Steel Structure , 1 product line of Heavy Steel Structure , H Steel second processing production line Three Dimension Drilling Machine , Saw Machine , Mill Machine ect . 6 Colour Steel Sheet Production Line , Sandwich panel Production line that could manufacture the EPS Sandwich panel , Glass-Wool Sandwich panel , and Rock-wool sandwich panel , Our workshop covers an area of 20000 square meters with annual output of Light Steel Structure 30000Ton , Heavy Steel Structure 50000Ton ; color plate production line , an annual output of 3 million meters; 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 .