The top ten valve manufacturers:
1. Langao Valve (founded in 1966, a national high-tech enterprise, a well-known trademark in China, a famous trademark in Gansu Province, a famous brand in Gansu Province, a valve Top ten brands, Lanzhou High Pressure Valve Co., Ltd.).
2. Jiangyi (national high-tech enterprise, well-known trademark in China. Famous trademark in Zhejiang Province, famous brand product in Zhejiang Province, one of the key enterprises in China's valve industry, Jiangnan Valve Co., Ltd.).
3. Amico (China’s well-known trademark, one of the largest copper valve production and export bases in China, Zhejiang Province famous trademark, Zhejiang famous brand, Ningbo Amico Group Co., Ltd.).
4. Shanghai Valve SF (the vice-chairman unit of the Valve Branch of China General Machinery Association, one of the key enterprises in the national valve industry, one of the top ten valve brands in China, Shanghai Valve Factory Co., Ltd.).
5. Lipai (China's well-known trademark, Tianjin famous trademark, export inspection-free, a group company integrating scientific research, production and sales, storage and transportation, import and export operations, Tianjin Dazhan Group Co., Ltd.).
6. Valve opening (founded in 1959, high-tech enterprise, famous trademark of Henan Province, vice-chairman unit of China General Machinery Association, large backbone enterprise, Henan Kaifeng High Pressure Valve Co., Ltd.).
7. Gongpai (founded in 1946, Shanghai famous trademark, Shanghai famous brand, industry influential brand, professional manufacturer of valves and valve electric devices, Shanghai Lianggong Valve Factory Co., Ltd.).
8. Jingpai (a famous trademark in Beijing, a key state-owned enterprise manufacturing high and medium pressure valves and steam traps, one of the top 500 Chinese machinery companies, Beijing Valve Factory Group Co., Ltd.).
9. Dagao (founded in 1956, Dalian Dagao Valve Co., Ltd., a well-known trademark in China, a national high-tech enterprise, and a supporting unit for the localization of key valves for national key equipment).
10. Huaxia Sushi Valve (founded in 2016, one of the largest valve manufacturing enterprises in China, a high-tech enterprise, a famous trademark in Fujian Province, a famous brand in Fujian, Fujian Sushi Valve Technology Co., Ltd. company).
Valve:
Valve is a pipeline accessory used to open and close pipelines, control flow direction, adjust and control the parameters (temperature, pressure and flow) of the conveyed medium. According to their functions, they can be divided into shut-off valves, check valves, regulating valves, etc.
Valve is a control component in the fluid transportation system. It has the functions of cutting off, regulating, diversion, preventing reverse flow, stabilizing pressure, diverting flow or overflow pressure relief. Valves used in fluid control systems range from the simplest stop valves to various valves used in extremely complex automatic control systems, with a wide range of varieties and specifications.