is a comprehensive manufacturing and trading company established in 2011in China. Wen yuan has the independent import and export rights.Meanwhile, we have three production workshop, covering the area of more than 70000 square meters and with the capability of producing more than 100000 tons. We have employed more than 400 employees. Our’s products are regularly conducted pressure-tight blasting test, longitudinal shrinkage rate test, quick stress crack resistance test, tensile test and melt index test, so as to ensure the quality of products totally reach the relevant standards from raw materials to finished products.