1. Tongfu Inn, as an inn, provides accommodation services for guests and charges a certain fee. This is one of the most basic income sources of the inn.

2. Tongfu Inn provides catering services, including meals and drinks, to meet the needs of guests and charge corresponding fees. This is also one of the important sources of income for the inn.

Tongfu Inn also provides some other services, such as laundry, luggage storage, etc., and will also charge a certain fee. Although these incomes are not high, they have also contributed to the operation of the inn.

4. In the course of operation, Tongfu Inn may also lease some rooms or spaces to other people or businesses at a certain rent, which is also one of the income sources of the inn.