Wenzhou Zhengyi Ceramic Valve Core Manufacturing Co, . Ltd was founded in 1995 which landed 17865 square meter and has more than 200 staff.�?�£?? For so many years, we are constantly introduced a lot of talents from various fields, emphasizd the inner management, actively attended the market competition with the flexible management and insist on �?�¢?? the quality to survive and technology to develop�?�¢??, we obtain the clients�?�¢??s support and trust. Currently the Mechanical Seal, Impeller, Ceramic Cartridge and Ceramic are the knock-out products. Cautiously and conscientiously we take �?�¢??the quality as lives and service as basic�?�¢??, during 2000 years we had established the quality system and maintains the accreditation of ISO9002 which was conferred by France International Quality Verification (BVQI). During 2003 years, we accredited the 2000 new edition quality system of ISO9001 again. All those effort manifest our ability of promise product quality. Enter to 21th century, we continuly keep the �?�¢??honor, union, high quality and advance�?�¢?? as spirit of enterprise and take forwards to international trend as self growth. We are believe only the high quality of products and service could win the market and the trust. For the long-term business relationship of mutual benefits with national clients and international clients. We feel much honor to cooperate with you to make the prosperous future.