Jiangyin Dongsheng Flange Co., Ltd. Chaw nyob NO.10 Huangsixiang Road, Zone C, Yunting Industrial Park, Jiangyin City, Jiangsu, PR Tuam Tshoj E-mail jane@jydsflange.com dongsheng@jydsflange.com johnzhou@jydsflange.com Xov tooj Muag: +86-510-86018217Txhawb nqa: +86-15861600558