Tangshan Chaoyang Chemical CO.,Ltd was founded in 1989, which is a new high-technical enterprise authorized by the Science Committee of Hebei province of China. We have our own Imp&Exp license and acquired the ISO9002 quality management authentication in 1999, acquired ISO9001:2000 in 2002. Our main products include: de-carbonization series of products, medicine intermediate series of products and solvent of battery electrolytes series of products. They are sold well at domestic market and abroad, such as U.S.A, Japan, India, Korea, Russia, Italy, Switzerland, East-south of Asia, etc