Cost of living in Havana (Cuba) is 87% more expensive than in Zhengzhou (China)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on 105 prices entered by 15 different people.
For example, you would need at least 元20,542 (3,103 CUC) in Havana to maintain the same standard of living that you can have with 元11,000 in Zhengzhou.