Sufa Technology Industry Co., Ltd. of CNNC, founded in 1997, is a technology-type manufacture enterprise integrating the research and development, design, manufacture and sale of industrial valves. It is also the first listed enterprise of China valve industry and CNNC. The products of the company are widely applied to more than ten industries such as petroleum, petroleum and gas, oil refining, nuclear power, electric power, metallurgy, chemical industry, shipbuilding, papermaking and medicines at home and abroad and national related scientific research departments. As famous brands of the valve industry, its "H" and "SUFA" trademarks win good reputation and certain influence in the international valve industry. The "H" brand is the famous trademark of Suzhou City and the famous trademark of Jiangsu Province. It was also been awarded "2006 China Top-ten (valve) Brand on the World Market" on the "14th World Producer Conference" in 2006.