Cost of living in Long Xuyen (Vietnam) is about the same as in Zibo (China)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on less than 10 prices entered by less than 5 different people.
For example, to keep the same standard of living that would require 元4,200 in Zibo you would need to make just about 元4,200 (14,476,737 ₫) in Long Xuyen.