Tianyuan Group ,founded in 1944 by Mr.Yuchu Wu,is the leading chlor-alkali chemical manufacture with a historical background in china ,The scope of investment covers chemicalindustry,energy industry ,mining industry ,building materials industry ,logistics ,and trade.after over 75 years tianyuan Group has grown to a general modern erterprise supplying production .R@D.AND SALES of chlor-alkall chemicals ,phosphoros chemicals ,coal chemicals ,chemical building materials and new materials and becoming and excellent erterprise with outstanding identility in the industry ,the company was officically listed on the shenzhen Stock Exchange martket on 9 April 2010.After 70 years of developent ,the total assets of the group reacched 15billion RMB ,and the sales income grew up to 10 billion 900 million RMB at the end of 2015 ,the product including supension polyvinyl chloride ,bulk polyvinyl chlovinyl ,caustic soda ,HYDRAZINE HYDRATE under JIANGSHUI brand was awarded sa the famous trademark in sichuan province ,in 2015 ,the pipe fitting under TIANYUAN brand had been listed in the sichuan recommeded catalogue of the famous products by the sichuan provincial economic and informatization committee.