In 2006, we set up a production plant in Lianyungang City, Jiangsu Province: Weiyuan Fine Chemical(Lianyungang) Co., Ltd., with a total area of 33500m2. The production base takes ISO9001:2008 quality management system and ISO14001 international environmental management certification system as the core production management system, and can provide customers with customized chemicals from gram level to tonnage level.

In July 2020, our company established a joint venture production plant with Jinzhou Sanyi Technology Co., LTD. : Jinzhou Weiyuan Sanyi Technology Co., LTD., of which Shanghai Weiyuan accounts for 60%. Meanwhile, Shanghai Weiyuan took a 15% stake in Jinzhou Sanyi Technology Co., LTD. Jinzhou Weiyuan Sanyi has experienced R & D and production team, professional production equipment, perfect analysis and testing facilities, has provided domestic, Japan, India, Europe and America and other pharmaceutical companies with gram level to tonnage level of high-quality products nearly 4000 kinds;

In addition to meeting the conventional chemical reactions, the company has also applied processes such as nitrification, high-pressure hydrogenation, diazotization, chlorination, amination, methylation, oxidation. At the same time, it can be equipped with low-temperature reaction facilities,  covering most of the unit reactions involved in customized chemistry.

We adhere to the sincere service, honest and trustworthy business principles, keep improving, and constantly strengthen the internal management and market development, dedicated to provide customers with first-class service and first-class products. We sincerely look forward to cooperating with you and believe that we will be your trustworthy partner.