Cost of living in Groningen (Netherlands) is 101% 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 163 prices entered by 26 different people.
For example, you would need at least 元22,160 (€2,769) in Groningen to maintain the same standard of living that you can have with 元11,000 in Zhengzhou.