Nanjing Jinlong Chemical Co.,Ltd.,founded in 1993, originally belongs to China Sinopec Group Jinling Branch.It changed to private joint-stock enterprise in 2004. With long-term promotion of manufacturing technology and research and development of constantly quality promotion and market expansion, the company has become one of the largest domestic gamma-butyrolactone series manufacturing devices. It has 20,000t gamma-butyrolactone and 18,000t ketopyrrolidine and other products.It mainly produce fine chemicals such as gamma-butyrolactone,1-Methyl-2-pyrrolidinone,2-Pyrrolidinone,plasmosan,etc.

Since the foundation, the company has been focusing on the strengthen of the inner management. It established complete quality guarantee system, and received China Fangyuan Mark Certification,Germany DQS ISO9001:2000 Quality Management System Certification, ISO14001 Environmental Quality System Certification and ISO18001 Occupational Health & Safety system of quality certification. The quality of the products rank at the leading position around the world. Due to the advanced technology,spirit of striving forward and good after-sales service and strict inner management,constant expansion of domestic and foreign market, the products are sold in Europe, US, Japan, South Korea,Southeast China and other countries.