Cost of living in Orsk (Russia) is 23% 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 64 prices entered by 5 different people.
For example, you would need at least 13,485元 (руб 131,642) in Orsk to maintain the same standard of living that you can have with 11,000元 in Zhengzhou.