Changling Road, Gulang Town, Gulang County, Wuwei City. Baidu map data shows that the lakeside accident squadron of the traffic police brigade of Gulang County Public Security Bureau is located in Changling Road, Gulang Town, Gulang County, Wuwei City. Gulang County belongs to Wuwei City, Gansu Province, and is located in the middle of Gansu Province, at the eastern end of Hexi Corridor, at the northern foot of Wushaoling, and at the southern edge of Tengger Desert.