178km. According to Baidu map, it takes 2 hours and 6 minutes to drive from Qujing to Huize. Total length178.0km, passing through Xuanqu Expressway and Yin Kun Expressway. Yinchuan-Kunming expressway, referred to as "Yin Kun Expressway" or "Yin Kun Expressway", is an expressway line in China and one of the north-south trunk lines of China's national expressway network.