How much do you charge for overtime after 0: 00/2 o'clock in teahouse/kloc?

Generally 12 starts charging at 2: 30, and one o'clock counts as an hour. If it is 1:35, it should be counted as two hours.

In addition, there are service charges: overtime in small rooms 10 yuan, overtime in medium rooms 15 yuan, and overtime in large rooms in 20 yuan. This is the case in most teahouse chess rooms. Of course, there will be some small deviations. According to different regions, there will be some corresponding deviations in the charging standards.