Jiashan Augman Electronic Commerce Co., Ltd. is a high-tech manufacturer and trading company specializing in designing and manufacturing all kinds of mechanical seals and bearings&bushings. We are located in Zhejiang, close to Shanghai, Hangzhou and Ningbo. We are a professional manufacturer and exporter of mechanical seals and bearings&bushings. Our business was started in 1997, and our products are widely used in many fields, such as spacecraft machinery, metallurgy, printing and dyeing, ...