Beijing Pengsiyuan Chemical Co., LtdBeijing Pengsiyuan Chemical Co., Ltd. is referred to as PSY for short,which was founded in 2002. From founding, We devote exporting our chemicals worldwidely.Now we have kept long stable export relationships with many foreign customers. Our main products include Inorganic chemicals, Organic and ....Address:Room 1021, 9th floor, No. 235, North Chaoyang Road, Chaoyang District, Beijing, China Beijing Beijing 100000 ChinaProduct/Service:chemical raw materials,chemical raw materials