Original: The preliminary rounds were filmed in five cities: Changsha in Hunan province, Guangzhou in Guangdong province, Zhengzhou in Henan province, Hangzhou in Zhejiang province, and Chengdu in Sichuan province.
Simplified: The preliminary rounds were filmed in five cities: Changsha in Hunan Province, Guangzhou in Guangdong Province, Zhengzhou in Henan Province, Hangzhou in Zhejiang Province, and Chengdu in Sichuan Province.