Cost of living in Havana (Cuba) is 105% 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 313 prices entered by 25 different people.
For example, you would need at least 24,550元 (3,536 CUC) in Havana to maintain the same standard of living that you can have with 12,000元 in Zhengzhou.