Cost of living in Wiesbaden (Germany) is 121% 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 189 prices entered by 21 different people.
For example, you would need at least 元26,474 (€3,308) in Wiesbaden to maintain the same standard of living that you can have with 元12,000 in Zhengzhou.