Zhejiang Qingtian Petrochemical Sealing Co., Ltd was founded in 1992 specializing in the gaskets and packings for the valves and piping flanges. Our company was certified by ISO9001 and TS. In 2015, our Model No. QT888-PG-05 packings passed API 622 low emission test in Yarmouth Lab in USA. In the meanwhile, we are the member of Mechanical Seal & Packing Static Seal Special Association Division of CHPSA. The company products such as basic metal wound gaskets, reinforced ring type metal wound gaskets and molding packings are widely used in the petrochemical, oil refining,thermal power, textile pharmaceutical, natural gas piping, valve and Sealing industries. Our company always insists on thepurpose of "quality first, users first, reputation first". We win the majority of the users of the trust and praise deeply.