Dongying Blue Water Import & Export Co., Ltd is specialized in construction products which locates in Dongying City, Shandong Province, China. It is one of the most professional sandwich panel products manufacturers. With years of efforts of the R & D and innovation, we build the most advanced new production line of PU sandwich panel, decorative insulation board, steel structure and other energy saving building materials. It focused on building decorative materials. Welcome to visit our company to develop and enhance your current business in China.