What are the riddles about place names in China?

The riddle about the place names in China is as follows:

Bon voyage-Lushun; Calm-Ningbo; Near dusk-Luoyang; Full of fragrance in August-Guilin; Talk big-Haikou; Thousands of miles of Gobi-Changsha; Everyone laughs at you-Qiqihar; Pearl Harbor-Bengbu; People with guns-Wuhan; The ship left the Yangtze River estuary-Shanghai; Gold, silver, copper and iron-Wuxi; Tianjin galaxy ferry.

Long rain in Chu Qing-Guiyang; Two fat people-Hefei; Double happiness-Chongqing; Strive to make steel-a great cause; Wedding night-Kaifeng; East, west and north are blocked-Nantong; Qingdao, an oasis on the sea; Lianyungang airport.

Comparison of ancient and modern place names:

1, Qi Min: It refers to Fujian today. Ancient refers to the minority areas in Fujian and southern Zhejiang.

2. Bamin: Fujian was divided into eight prefectures, prefectures and armies in the Song Dynasty and eight roads in the Yuan Dynasty, so it was later renamed Bamin.

3. Sanchuan: Qin County, Han, Luoyang (now northeast of Luoyang City), governs the Yishui and Luoshui basins south of the Yellow River in Henan Province. The Han Dynasty changed to Henan County.

4. Three passes: The three passes that divide the Song Dynasty and Qidan refer to Yukou Pass (now Baxian East, Hebei Province), Yijin Pass (now Baxian County) and Waqiao Pass (now Xiongxian County), without Caoqiao Pass (now Laiwendong) when Yukou Pass was in place.

5. Daningwei: Established in the early Ming Dynasty, it governs the western part of Ningcheng, Inner Mongolia, and the land north of Hebei Great Wall and south of Xilamulun River, Inner Mongolia. Rotate and reform the parallel departments in the north. Yongle is still called Daningwei and moved to Baoding.