Tianjin Tongli Plastic Product Co.,Ltd specializes in R&D and production of UPVC door&window profiles.Our company covers an area of 60,000square meters, with the yearly production capacity of 100,000 tons. It is located in Wuqing, Tianjin, which is situated between Beijing and Tianjin. At present, our company has 110 extrusion production lines of the first class both at home and abroad and more than 1,000 sets of precise extrusion molds. Our company attaches great importance to product quality management. We have passed the Certification of ISO9001:2000 quality management system. Our products are diverse and we support customized color and designs, which can meet personalized demands of customers.