Qingdao Tongkaili Import & Export Co., Ltd. is a professional manufacturer and distributor of chemical products based on Qingdao China. The company was established in 1997, there are more than 300 workers and technicians. The products cover all the acids, dyes & pigments, detergents, agriculture, feed additives and oil refining industry and etc. From our inception, we are insist on unity struggle, explore and develop, practical, highly effective work. As well as pay more attention to the development and the introduction of the high-tech product. Recent years we depend on the advanced processing technology, first-class production equipment, comprehensive monitor tool and high product quality, make our growth well in domestic and international market.