Cost of living in Pretoria (South Africa) is 59% 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 616 prices entered by 76 different people.
For example, you would need at least 15,887元 (R 33,097) in Pretoria to maintain the same standard of living that you can have with 10,000元 in Zhengzhou.