Yunnan Hanyao Science & Technology Co., Ltd. is located in Kunming,Yunnan, the southwest of China. We are manufacturer and trading company which engaged in valves, pumps, fittings, and provide maintenance service.Since year '1986' our founders started the workshop for valve and pump production. Quality is based on the advanced manufacture, and technical innovation is the life of enterprise.Our group has been certified for ISO 9001 in year 1996; acquired API-6D certificate in year 2001; registered for TS certificate under the State Quality Inspection Bureau in 2005; certified for ISO 14004 environmental system and OHSAS18001 professional health system; Since 2008, our group strength in enterprise interior's quality management system, after efforts to obtain Lloyd of England society management system certificate and CE certificate and also certified by Petrol China as first class material purchase, electronic commerce network, China petrochemical purchase network, national 5 major power generation material purchase certificate etc., with various certificates relevant to production, procurement and quality assurance.certificates relevant to production, procurement and quality assurance.Yunnan province in the southwest China. It is an inland province, Yunnan borders on Burma in the west; Vietnam and Laos in the south. With a long borderline, is the main passageway connecting China with the Southeast Asian nations. And our company has a professional after-sale service team. So it is very convenient and fast for us to provide the best quality after-sales service for you. If you have any questions, please contact us freely by E-mail or Telephone.We sincerely hope to establish long term and mutual beneficial cooperation with any buyer and friend all over the world, please feel free to contact us at your convenient time. By the way we are looking for responsible wholesale, qualified distributor, interesting specialty store for long-term cooperation.