In order for that argument to work, the US would also have to lower the minimum wage. Is that what you're proposing?
Someone one 60% of the US minimum wage in China would theoretically [0][1] have a more comfortable lifestyle than a US minimum wage worker. In all likelihood this is because they can buy stuff extremely cheaply because their manufacturing costs are lower.
[0] https://en.wikipedia.org/wiki/List_of_countries_by_GDP_(PPP)...
[1] https://en.wikipedia.org/wiki/List_of_countries_by_GDP_(nomi...