Zhujiang Road, panji district. Huainan, formerly known as Zhou Lai, is a prefecture-level city in Anhui Province and an important national energy city. According to the local city, the largest used car market is located in Zhujiang Road, panji district. Panji district is a municipal district in Huainan City, Anhui Province, formerly known as Gugou District, and 1980 was changed to panji district. Located at the southern end of Huanghuai Plain, it is adjacent to Huaihe River in the south, Cihuai New River in the north and Huaiyuan County in the east.