Jinan Laiwu Wantong Energy-saving materials is a subsidiary of Shandong Datang Energy-saving materials, with a total investment of 180 million yuan. Covering an area of 68800 square meters, 124 employees, the headquarters is set up in Jinan, Shandong province, only two hours from the domestic business circulation port, convenient transportation, the company has a high standard of automation control technology, has a professional R & D team. Shandong datang energy saving material co., LTD. Has obtained ISO9002 international quality system certification, product quality in line with the industry standard in a number of countries, now with the United States, Japan, Spain, Indonesia and other countries maintained a long-term and stable relationship between import and export, the company's vision is to build China's most professional, most cosmopolitan of enterprise, To provide customers with long-term quality services.