1. The maintenance fund is mainly used for the maintenance and improvement of public facilities and houses, including but not limited to elevators, water and electricity facilities, corridors, doors and windows, walls, etc.

2. The maintenance fund shall be used in accordance with the provisions of relevant laws, regulations and policies, and shall not be used for other purposes.

3. The use of the maintenance fund shall be approved by the owners' committee or the realty service enterprise, and the use shall be publicized.

4. The use of the maintenance fund shall be open and transparent, and the owners shall have the right to know and supervise the use.