Jiangyin Dongsheng Flange Co., Ltd. Oratio NO.10 Huangsixiang Road, Zonam C, Yunting Industrial Park, urbem Jiangyin, Jiangsu, PR Sinis E-mail jane@jydsflange.com dongsheng@jydsflange.com johnzhou@jydsflange.com Phone Sales: +86-510-86018217Supports: +86-15861600558