Founded in 1981, Zhejiang Yongjiu Scientific & Technological Industrial Co., Ltd. is a specialized manufacturer of solenoid valves, manual valves, pressure reducing valves, angle seat valves, and LPG automatic control valves. Our vast product line includes over 30 series in 5,000 different specifications.Our assets include our own research institute and academy school, as well as several manufacturing factories. Currently, we hold eighteen domestic and international patents. Our products are suitable for use with a wide variety of mediums including air, gas, steam, running water, pure water, industrial waste water, petroleum, diesel oil, heavy oil, refrigerating fluids, corrosive fluid, and other liquids. Moreover, our products are widely used in many industries including aerospace, aviation, metallurgy, pharmaceuticals, chemicals, textiles, energy, environmental protection, food-processing, tobacco, and building automation. We have supplied many important construction projects including the Shanghai International Airport and Chairman Mao Memorial Hall.Due to high quality, functionality, and design, many of our products have won both national and international awards. These honors include the 15th Geneva International Invention Gold Medal and the Chinese Patent Excellent Prize. Furthermore, we design, manufacture, and test according to US API/ANSI, Japanese JIS, German DIN, and Chinese GB standards. In addition, we have acquired ISO9001:2000 and CE certification. As a result of our higher standards, we export to a large customer base in the Middle East, Europe, the US, Canada, England, Japan, and Southeast Asia. We are sincerely looking forward to establishing business relationships with new domestic and international customers. For further product information, please contact us.