Jiangyin Dongsheng Flange Co., Ltd. uas yog tsim los ntawm Lub Ib Hlis 25, 2005, nyob hauv Yunting Industial Park Zone ntawm Jiangyin City, Jiangsu Province Jiangyin City yog No.1 ntawm 100 lub nroog tshaj plaws ntawm Tuam Tshoj.Nyob rau hauv ib ncig ntawm lub nroog no.Muaj 35km ntev golden waterway ntawm Changjiang River thiab Shanghai Ningbo Expressway, Shanghai- Beijing Expressway thiab ob peb lub ntsiab railways hla ntawm no.Lub nroog txuas Taihu Lake nyob rau sab qab teb.leans tawm tsam Changjiang River nyob rau sab qaum teb, nyob ib sab ntawm Shanghai nyob rau sab hnub tuaj thiab txuas Nanjing nyob rau sab hnub poob, yog li qhov chaw nyob ntawm no yog qhov zoo thiab kev tsheb khiav ntawm no yooj yim heev.