Dafeng Chaowei Machinery Co., Ltd, a China-US joint venture company, is a member of Chinese Valve Association, which is engaged in professional valve pipeline control service. We have developed the complete management system of R&D, production, quality-control, marketing and after-sale services and we dedicate to supply our professional product and service to the market.Dafeng Chaowei Machinery Co., Ltd was established in 2006. Various types of valves made by us, which was widely used in petroleum, chemical industry, power generation and other projects, are running on pipelines around the world. Our R&D department gathered numerous experienced senior engineers; also we have fine cooperation with related universities and research institute, which ensure us to meet customer?s special requests such as high temperature and pressure, low temperature and provide better solution.We have a well-developed quality assurance system. The company has passed American Petroleum Institute API 6D safety certificate of EU and DNV ISO 9001-2000 and manages valve design, production and testing according to the advanced standard. Our main products contain gate valve, globe valve, check valve and ball valve. Full-scale quality control makes the production process of every valve traceable and our clients have access to detailed information of their products.Our tenet is ?Better quality, better service?. Quality-oriented and improving customer satisfactions are our guidelines. Having high quality products and good reputation, we have the confidence to better serve the clients and markets.