Zhejiang Carbo Bronze Co., Ltd. is a professional manufacturer of bronze valves and mechanical parts. Carbo was founded in 1998 in Yuhuan City, Zhejiang Province. Over 20 years, Carbo is known as the most important manufacturer in bronze industry. Today, owning 3 complete casting production lines and a 300,000 sq.ft plant, Carbo supplies an extensive line of flow control products for the US market. The products are mainly backflow preventers, pressure reducing valves, thermostatic mixing valves, ball valves, gate valves, check valves, hydrants and other marine valves. In 2017, Carbo's annual turnover grew up to 36 million US dollars and is expected to be 47 million US dollars in 2018. Carbo designs, manufacturers and sells bronze valves and mechanical parts. Carbo's quality management system is certified to ISO 9001:2008 and products are approved by CSA , cUPC, NSF, UL, etc. With the finest production and testing facilites, Carbo's production capacity reaches 10,000 MT per year. Carbo earned a high reputation for the quality, service and competitiveness. Carbo is the most important manufacturer in global bronze industry.