Cost of living in Narva (Estonia) is about the same as 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 73 prices entered by 8 different people.
For example, to keep the same standard of living that would require 11,000元 in Zhengzhou you would need to make just about 10,875元 (€1,363) in Narva.