The first thing depends on where you are, Los Angeles, San Francisco and San Jose. In these places, there are many restaurants in China, and the wages are relatively high. In other small towns, wages are lower and tips are less.

Secondly, it depends on what kind of restaurant it is. Some restaurants mainly do business in China, and some are American guests. They tip a lot, and relatively more.

4,000 yuan a month is no problem in big cities, and the living expenses are relatively large. In small towns, 1500 is more, but the living expenses are also less.