Chengguan street. According to Baidu map, the commercial street in Danjiang District of Shangluo City is located at the intersection of Huayang Road and Dongxin Street, Chengguan Street, Luonan County, Shangluo City. Shangluo, also known as he cheng, Shangluo and Shangzhou, is a prefecture-level city under the jurisdiction of Shaanxi Province, located in the southeast of Shaanxi, at the southern foot of Qinling Mountains and at the junction of Hubei and Henan provinces.