杭州永力密封件有限公司

Hangzhou Yongli Seal Co., Ltd. is specialized in the development, manufacture, sales and technical services  of sealing products .The company specializes in the development and production of YONLEE sealing gaskets, e.g. spiral wound gaskets, PTFE，Graphite gasket 、serrated gaskets, corrugated complex gaskets, metal ring gaskets  non-asbestos gaskets and other sealing materials applied in the petroleum, chemical, electric,   shipbuilding, and machinery manufacturing industries. Our corporation not only solve the problem of sealing leaking when the gas and chemistry flowing transport through pump, valve in the most electricity factories and chemical plants ,but also has been sign and used by famous ,enterprise and export a great d  we can produce according to customer’s requirement or sample. Always upholding the tenet of “Quality First, Market Oriented, Customer Supreme, Reputation Uppermost”, the company strictly implements the ISO9001: 2008 Quality Management System. , All of our products are according to domestic an international standard.Such as: GB、ASME-ANSI、DIN、JIS、BS、ASTM Further-more,we can produce according to customer’s requirement or sample. Over the years, the company has won the trusts of domestic and foreign customers thanks to its advanced management system, perfect testing equipment, advanced process facilities, and strong technical forces. Yonlee series sealing products have been widely used in five major power generation groups, three petrochemical groups and other enterprises and exported to European and American countries in large quantities.