How much does the hotel waiter tip? domestic

Different star-rated hotels give different tips, hotels in different regions (that is, different economic levels) give different tips, and customers in different regions give different tips. Of course, this is not a rule. Some small places or some stingy people only give 5 yuan (RMB), and some foreign guests may give 50 100, or even higher. Of course, there is also a special place, that is, nothing is given, although this area is rich, hotels have high stars and customers have money. ...