Ranking of the top ten domestic ball valve brands, the top ten are Xuanda, Gongpai, Amico/Amico, Kaivalve, Langao Valve, Hugong, Yidu, Lixin Valve, LIXINVALVE, Upper valve/SF, Eutong.

Xuanda Industrial Group Co., Ltd., a well-known (famous) valve brand, provincial famous trademark, provincial famous trade name, Sinopec, provincial famous brand products, network supplier of large enterprises such as PetroChina and CNNC, China Valve Association Executive deputy director unit, deputy director unit of the Pump Association.

Shanghai Lianggong Valve Factory Co., Ltd., a well-known (famous) valve brand, Shanghai famous trademark, Shanghai famous brand product, national second-level enterprise, governing unit of China General Machinery Industry Association, well-known industry brand, China A member unit of the first-level supply network of high and medium pressure valves of Petroleum and Natural Gas Corporation.

Ningbo Amico Co., Ltd., a famous trademark in Zhejiang Province, a famous brand product in Zhejiang Province, the chairman unit of China Valve and Plumbing and Sanitary Ware Industry Association, a well-known brand in the national faucet industry, and the largest copper valve production and export in China One of the bases.

Henan Kaifeng High Pressure Valve Co., Ltd. is a well-known brand of valves, a famous trademark of Henan Province, the vice-chairman unit of China General Machinery Association, a qualified supplier of Daya Bay Nuclear Power Station, one of the most competitive brands in the market, specializing in the production and A large-scale backbone enterprise that operates high and medium pressure valves, its products are exported to more than 30 countries and regions around the world.

Lanzhou High Pressure Valve Co., Ltd. is a well-known (famous) valve brand, a high-tech enterprise, a famous trademark in Gansu Province, a famous brand product in Gansu Province, an outstanding innovative enterprise in Gansu Province, and one of the most competitive brands in the market. A key domestic enterprise producing high and medium pressure valves.

Shanghai Hugong Valve Factory (Group) Co., Ltd., a well-known (famous) valve brand, was founded in 1989. It is a famous trademark in Shanghai, a famous brand product in Shanghai, a high-tech enterprise in Shanghai, and the most important and relatively high-tech enterprise in the country. One of the largest suppliers of general valves such as gate valves, globe valves, ball valves, butterfly valves, hydraulic control valves, etc.

Shandong Yidu Valve Group Co., Ltd., a well-known (famous) valve brand, a famous trademark in Shandong Province, a provincial enterprise technology center, a national-level new product, and a vice-chairman unit of the Valve Branch of China General Machinery Industry Association , a member unit of the National Valve Standardization Committee, specializes in the production of valve products of various materials according to domestic and foreign standards.

Lixin Valve Group Co., Ltd., a well-known (famous) valve brand, a regional famous brand product unit in Zhejiang Province, a technology-based small and medium-sized enterprise in Zhejiang Province, a high-tech enterprise, a member unit of Sinopec Supplier Network, China National Chemical Equipment Corporation Designated production enterprise unit, national engineering construction recommended product unit.

Shanghai Valve Factory Co., Ltd., a well-known (famous) valve brand, a key enterprise in China's valve industry, the vice chairman of the Valve Branch of China General Machinery Association, a special-grade credit unit of Chinese enterprises, and the undertaking unit of many national key projects , an enterprise specializing in the production of various types of high and medium pressure valves.

China Outong Group Zhejiang Petrochemical Valve Co., Ltd., founded in 1978, is a famous trademark in Zhejiang Province, a high-tech enterprise, and the drafting unit of standards for expandable metal-sealed valves, American standards, European standards, Japanese standards and National standard valve supplier.