Established in August 2004, Puyang Ruisen Petroleum Resins Co., Ltd. is a new-type of stock researching, manufacturing and trading enterprise located in the Hi-tech Development Zone in the west....
Puyang Zhongde Petroleum Resins Co., Ltd established in 2004, specializes in manufacturing and exporting hydrocarbon resin in China. We located in the national-level garden city, civilized and....