East of National Highway 204, Dongtai City, Yancheng City. According to the information on Baidu, Yancheng second-hand electric vehicle market is located on the east side of National Highway 204 in Dongtai City, Yancheng City. East of National Highway 204, Dongtai City, Yancheng City. The second-hand market of Yancheng electric vehicles has services such as second-hand car evaluation, acquisition, sales, consignment, replacement, auction, transfer, registration, licensing and insurance.