Ningbo Sanzhuang Valve Co., Ltd. is located in the south of Hangyong Highway Road, the north of Hangzhou Bay Bridge and the east of Zhejiang Inshore Economic Opening City. We are only 70km from our company to Ningbo Airport and 90km to Xiaoshan International Airport, so we enjoy convenient transportation access.Founded in 1980, our company is a special manufacturer of LPG regulators, LPG bottle valves and all kinds of pneumatic component quick tube fittings. We have advanced equipment and technology. In the past twenty years, our company has improved management systems and continuously expanded production capability. There is a team of competent technicians and skilled workers, who keep improving and continuously developing new products to meet market demands. We have our own factory and trade company, and we can also export our products.Our products are well received in over 20 provinces and cities in mainland China and are also exported to more than 15 countries in Southeast Asia, the Middle East, Europe and America. We have obtained ISO9001 and CE certificates and manufacture licence . We regard the quality as our life and the credit as our principle. We welcome friends from all over the world to cooperate and develop with us for mutual benefits.