Our company was established in 1985,located in the first batch of reform and opening to the outside cities in China(China Valve City)--- WenZhou. At present , It covers an area of 7,200m^2,Now we passed ISO9001:2000 International Quality System Certification, and passed National Special Equipment Manufacture License (AZ) Certification. Therefore, product usage quality is ensured and quality assurance system is improved.The enterprise has a powerful technical strength ,we have developed above 20 valves, Such as gate valve, stop valve, ball valve, hard seal semi-ball valve, hard seal butterfly valve, check valve, flat gate valve, high temperature resistant revolving joint and high temperature resistant T ball valve, valves for pipes etc. At the meantime, We also can manufacture valves in according to customer requirement, Such as non-standard valve, American valves, and Japanese valve. The products are widely used for all kinds of pipes and special equipments in fields of chemical industry, petroleum, light industry, environmental protection, metallurgy, steel, spaceflight, electric power, water conservancy, machinery, construction and urban heat supply etc.Depending on prominent technology and advanced management concept AOLONG will bring you satisfied quality. "Prosper from quality and start from technology" This is our persistent style. User's satisfaction is our biggest wish. In the future, we'll continue to cooperate earnestly with customers from home and abroad to create resplendence together.
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Our company was established in 1985,located in the first batch of reform and opening to the outside cities in China(China Valve City)--- WenZhou. At present , It covers an area of 7,200m^2,Now we passed ISO9001:2000 International Quality System Certification, and passed National Special Equipment Manufacture License (AZ) Certification. Therefore, product usage quality is ensured and quality assurance system is improved.The enterprise has a powerful technical strength ,we have developed above 20 valves, Such as gate valve, stop valve, ball valve, hard seal semi-ball valve, hard seal butterfly valve, check valve, flat gate valve, high temperature resistant revolving joint and high temperature resistant T ball valve, valves for pipes etc. At the meantime, We also can manufacture valves in according to customer requirement, Such as non-standard valve, American valves, and Japanese valve. The products are widely used for all kinds of pipes and special equipments in fields of chemical industry, petroleum, light industry, environmental protection, metallurgy, steel, spaceflight, electric power, water conservancy, machinery, construction and urban heat supply etc.Depending on prominent technology and advanced management concept AOLONG will bring you satisfied quality. "Prosper from quality and start from technology" This is our persistent style. User's satisfaction is our biggest wish. In the future, we'll continue to cooperate earnestly with customers from home and abroad to create resplendence together.