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 section of Huanghelu in Puyang--the "National Sanitary City", "Garden City", "Civilized City" and "Excellent Travel City" situated in Henan Province. With an occupied floor area of more than 100mu and total ...