Cost of living in Brisbane (Australia) is 99% 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 1,408 prices entered by 256 different people.
For example, you would need at least 元16,124 (AU$3,236) in Brisbane to maintain the same standard of living that you can have with 元8,100 in Zhenjiang.