Departing from Sanya for a self-driving tour of Guangxi, Guizhou, and Yunnan, the following is a recommended itinerary:
Departure from Sanya - Drive northeast along the G98 Expressway (Hainan Island Ring Expressway).
Guilin - Departing from Sanya, first arrive in Guilin, Guangxi. Guilin is famous for its unparalleled landscapes, and you can visit scenic spots such as the Li River, Xiangshan Park, and Jingjiang Imperial City.
Guiyang - Depart from Guilin and go to Guiyang, Guizhou along the G72 Quannan Expressway. Guiyang is the capital of Guizhou Province. You can visit Qianlingshan Park, Qingyan Ancient Town, Jiaxiu Tower, etc.
Huangguoshu Waterfall - Depart from Guiyang and head to Anshun along the G75 Lanhai Highway to visit Huangguoshu Waterfall.
Guiyang - After visiting Huangguoshu Waterfall, return to Guiyang and continue to visit other local attractions.
Kunming - Depart from Guiyang and head to Kunming, Yunnan along the G60 Shanghai-Kunming Expressway. Kunming is the capital of Yunnan Province. You can visit Stone Forest, Dianchi Lake, Xishan Longmen, etc.
Lijiang - Depart from Kunming and head to Lijiang along the G56 Hangrui Expressway. The Old Town of Lijiang is a UNESCO World Cultural Heritage, and there are also natural landscapes such as Jade Dragon Snow Mountain.
Dali - Depart from Lijiang and go to Dali along the G214 National Highway. Dali Ancient City and Erhai Lake are must-visit places.
Shangri-La - Starting from Dali, continue to Shangri-La along the G214 National Highway and visit Pudacuo National Park, Songzanlin Temple, etc.
Kunming - After visiting Shangri-La, return to Kunming and end the self-driving tour.
This route allows you to fully experience the natural scenery and cultural landscape of southwest China. The itinerary can be adjusted appropriately according to personal interests and time arrangements. Have a nice trip!