Baoding, known as Shanggu, Baozhou and Fu Bao in ancient times, is also called Boot City because it is like a boot. It is located in the middle of Hebei Province, at the eastern foot of Taihang Mountain. It is the central city of Beijing-Tianjin-Hebei region and a part of China (Hebei) Pilot Free Trade Zone.

Haikou, nicknamed "Coconut City", is the capital of Hainan Province, the strategic fulcrum city of the National Belt and Road Initiative, and the core city of China (Hainan) Pilot Free Trade Zone (Port). Located in the north of Hainan Island, bordering Wenchang in the east, Chengmai in the west, Ding 'an in the south and Qiongzhou Strait in the north, it is the political, economic, scientific and cultural center and the largest transportation hub of Hainan Province.

Go on road trip route in Haikou, Baoding Island: Baoding-Xuchang-Changsha-Dongguan-Haikou. Through Xuchang, you can visit Yanling National Flower and Tree Expo Park, Dahongzhai Scenic Area and China Junci Cultural Park. When you arrive in Changsha, you can climb Yuelu Mountain, visit the Window of the World and Orange Island, and taste the special snacks in Changsha. When you arrive in Dongguan, you can visit Songshan Lake Scenic Area in Dongguan, Humen opium war museum, and finally arrive in Haikou from Dongguan.