Shanghai Changjia Colorful Steel Battenboard Co., Ltd. was established in 2000. Our production base is located at No.1 Tuannan Road, Qixian industrial Park, Fengxian District, Shanghai, China. We are close to Puxing Highway to the east and A4 express to the west, enjoying convenient transportation. Our products are sold to clients from at home and abroad. Changjia produces all types of boards characterized as press-shaped, colorful glazed tiled (antique style), rock wool, scavenged, non-inflammable/fire retardant and noise absorbing/isolating as well as colorful-steel and new horizontal packed corrugated battenboards. Company feature: provides services of design and installation for clients from at home and abroad; undertakes construction projects Press-shaped board is applied in construction works of steel-structured building, flat to slope projects, garden-city communities, villas,