Shandong Dongying Hairong New Materials Co., Ltd. produces Hairong building energy-saving modules with the largest proportion, the simplest construction, the most patent approvals and qualification certifications, and the best market sales. Shandong Hairong New Materials Co., Ltd. Address: East of the road 300 meters south of Dawang Bus Station, Dawang Town, Guangrao County, Dongying City, Shandong Province.