Beijing Zehua ChemTec International Co., Ltd. (Zehua ChemTec) is a wholly owned subsidiary company of Beijing Zehua Chemical Engineering Co., Ltd. (Zehua), mainly engaged in import and export business and sales of additives. Since 1998, Zehua has started formal cooperation with Afton (Afton Chemical Co.) in domestic promotion of the world's most advanced lubricants and fuel technology and additives. In the promoting process of additives, Zehua provides timely delivery and comprehensive technical services for clients. Whether it is China National Petroleum Corporation, Sinopec Group, or one of a large number of private enterprises, the level and quality of its products have been greatly improved owing to the application of Afton's technologies and products.