We ZHEJIANG AOLONG VALVE Co., Ltd. Are large valve manufacturer in China engaged in researching and developing, manufacturing and selling all kinds valves. Our company was established in 1985, located in the first batch of reform and opening to the outside cities Wenzhou in China ----(China Valve City). Our group has passed the authentication of ISO 9001: 2000 quality management system, and passed National Special Equipment Manufacture License Certification. And CE certification.

AOLONG Valve manufacturing the products include: GB/JB, API, ANSI, BS, DIN, JIS, NF. etc...Include gate valve, globe valve, check valve. Ball valve, butterfly valve. All the products are widely used in petrol, petro-chemical, chemistry, power, construction, pharmacy and water drainage fields.