The commercial street from Nanguan to the ancient city. According to Baidu map query, Xingcheng is a county-level city under the jurisdiction of Liaoning Province. Xingcheng Dongshan Night Market is located on the commercial street leading to the ancient city from Nanguan, and there are streets in the daytime and night market. Night markets appeared in big cities in the late Tang Dynasty. During the Song Dynasty and the Northern Song Dynasty, the rulers explicitly allowed the night market in Tokyo (now Kaifeng City, Henan Province) in the Northern Song Dynasty. Nowadays, it refers to a market that mainly trades at night, which may sell groceries, snacks, games and so on.