is located in Lanxi Economic Development Zone, which is close to Hangzhou-Jinhua-Quzhou Expressway, the National Highway 330, 30 minutes ride from Yiwu Airport, Quzhou Airport, 90 minutes ride from Hangzhou Xiaoshan International Airport, enjoying superior location and much advantaged traffic conditions.

Invested and established by Wenzhou City Long Wan Tartaric Acid Factory, our company is specialized in the manufacture of tartaric acid products, among which the output of D(-)-Tartaric acid is high in our China. Founded in 1991, the company now has 80 employees including 5 and 3 advisors. Eighty percent of the products are exported. The factory has advanced equipment, strong technical force, and high production capacity etc.

Well-known for good quality, the products are in great demand home and abroad. With high quality products and good services, the factory has won the unanimous high opinions of customers. With first-rate services, we warmly welcome the visit of friends from around the world, and hope to establish reliable, long-lasting relationships with you for common development.