The proportion of hotel maintenance rooms should not exceed.

20%。 According to China hotel industry standard "Star Hotels and Similar Tourist Accommodation Industry", the number of hotel maintenance rooms should be no less than 5% of all rooms. In other words, the proportion of hotel maintenance rooms cannot exceed 20%. The purpose of this standard is to ensure that the hotel can have enough space to store and maintain equipment and equipment during routine and emergency maintenance. At the same time, it is necessary to ensure that the operation of the hotel will not be affected by the maintenance work, and the guest's stay experience will not be greatly affected.