Ningbo Sanhuan Hydraulic Fittings Factory was set up in 1971. Previously we specialized in producing hydraulic series products, but now we have developed into a hydraulic pneumatic assembly factory. In the past 30 years, we kept pioneering and innovating. Now we have an area of 26,000 square meters, with assets worth more than RMB50 million. Moreover, we have attained the certification of ISO9002 quality control system.