Qihong color steel structure Co., Ltd. specializesin the production of K-type color steel activity room, special-shaped activity boardroom,color steel room, steel structure, special-shaped color steel room, color steelroom warehouse, sentry box, movable sentry box, color steel fence, steel shed andother steel structure houses. lt is a professional company engaged in R & D, design,production,sales, installation, disassembly and after-sales maintenance.