Shanghai Trasun Mechanical Seals and metal bellow Manufacture Co., Ltd. is the largest Chinese professional designer & manufacturer of mechanical seal for pump, auto compressors and can replace the similar products of John Crane and Burgmann. Since 1998, we consistently demonstrated our passion for its reputation as a reliable and stable manufacturer of superior quality products and passed ISO9001, ISO14001 & ISO/TS16949, becoming the appointed OEM suppliers of famous domestic and overseas enterprises, 80% products are exported to outside and receive respected honor. In order to supply better and quick communication & service platform for worldwide customers, we set up the sales branch office in Guangzhou.

(中文：创尚金属波纹管及机械密封件制造有限公司, 创建于 1998 年，是一家制造型集团企业。专业生产中轻型机械密封件，金属波纹管机械密封件等可替代克兰公司与博格曼公司的同类产品，产品 80% 以上出口世界各地，并为数家欧美及国内知名企业提供配套服务。
   创尚金属波纹管及机械零密封制造有限公司总部组建在中国上海松江工业园区，设有产品研发中心、产品检测中心、产品储存与物流发运三大中心。产品广泛应用于石油，化工，造纸，电力，水处理等各种工业领域。)