Xinxiang City Ruifeng Chemical Co., Ltd. , located in Xinxiang city Henan province China, founded in 1996, is the largest manufacturer of Resin Color Developer used for CF of Carbonless Copying Paper in China with domestic market share 98% from 1997. Ruifeng Chemical also cooperated with SINOPEC Research Institute of Petrochemical Division to make great research and development for series products of lubricant additive. It is ISO 9001:2000 and ISO 14001 accredited chemical industry corporation. Ruifeng Chemical annually produce 10000MT of Resin Color Developer, 5000MT of Active Clay color Developer and 10000MT series products of lubricant additive, all of them have won Chinese patents, PCT and US patent. Ruifeng Chemical has gotten registration evaluation of EPA in 2005. They are exported to America, Asia, Europe etc. Meanwhile these products are well marketed both at home and abroad. Ruifeng Chemical has the powerful R&D center for series products of lubricant additive and Resin Color Developer in China, We can supply enough technical service for the customers. Meanwhile, It is possible to send some samples of our productsr to you for you test. we are welcome you and your colleagues visit our company at any time.