Cost of living in Luoyang (China) is 38% cheaper than in Zaragoza (Spain)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on 209 prices entered by 14 different people.
For example, to keep the same standard of living that would require €2,800 in Zaragoza you would need to make just about €1,728 (13,807元) in Luoyang.