What's the fastest way from Kunming to Zhaotong?

From Kunming to Zhaotong, taking the high-speed train is the fastest way to travel. Baidu map shows that the distance from Kunming to Zhaotong is about 334 kilometers, and it takes only 1.5 hours by high-speed train. In contrast, it takes 4 hours by bus and 4 days by train, 1 hour and 30 minutes. So taking the high-speed train is the fastest way from Kunming to Zhaotong.