Redstar Valve Co., Ltd. was founded in 1996, formerly known as Yongjia County Hosen Valve Factory and changed to present name in 2012. The company is located in Wuxing Industrial Zone, Wenzhou City, Zhejiang Province, wher is the hometown of pump and valve of China.  The company has over 70 employees, including 2 senior engineers, 2 professional engineers. The company is of strong technology strength. Plant covers an area of 5000 square meters.Since its foundation, with the complete and scientific quality management system, first-class talents, first-class technology, first-class equipment and strict management, the company is certified by the American Petroleum Institute with API-6D certificate, DNV (Det Norske Veritas) CE/PED with certificate and ISO9001: 2008 international quality system certification. The company specializes in production all kinds of valves, especially in production of ball valve, such as: floating ball valve, trunnion mounted ball valve, metal seated, V-type, two-way, three-way, four-way, manual, pneumatic actuated, high-pressure ball valve, etc., while we could design products per customer's demands.The company is a local leading manufacturer of valves, and most valve products are exported to other countries in the world. All valves in accordance with national and international advanced standards, such as ISO, API, ANSI, BS, DIN, NF, JIS, GB, JB, size from 1/4" to 30" (DN6 to DN1200), pressure from ANSI 150# to 2500# (0.1Mpa to 42.0MPa), operating temperature from -196 to +680 Celsius degree, materials including carbon steel, stainless steel, alloy steel, low temperature steel, titanium, Monel, Inconel 625, alloy 20, or customized demands.