Tianjin Yuhong Building Waterproof Materials CO., Ltd. was established in 2000 and covers a area of 60,000 square meters, including25,000 square meters for workshops. The registration capital of company is USD$13.5 million.After 20 years gradually development, Tianjin Yuhong has owned more than 240 employees including total 28 technical personnel, the technical takes more than 10% of the total employees. Company has also passed the ISO 9001:2008 Quality Management System Certification, ISO 14001:2004 Environment Management System Certification and GBIT 28001-2011 Occupational Health and Safety System Certification. Besides the above system certificate, our asphalt shingles products also passed European Union CE certificate and ASTM test.