Cost of living in Luton (United Kingdom) is 82% more expensive than in Zhenjiang (China)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 177 prices entered by 12 different people.
For example, you would need at least 14,954元 (£1,700) in Luton to maintain the same standard of living that you can have with 8,200元 in Zhenjiang.