Longchang chemical Co., Ltd. was established in 1996 and is located on the south side of 309 National Road, Shibu Economic Development Zone, Changyi City, Weifang. In October 2003, it was restructured from Changyi Longchang Paohua Soda Plant to establish Longchang Biochemical Co., Ltd. The company has existing assets of 8 million yuan and the plant...