1. Commercial housing: generally 2%-3% of the house price, in most areas it is 2% of the house price, paid by the home buyer. The exception is Hangzhou City, where 8% of the construction cost is paid by the developer.

2. Public housing: In addition to the 2% paid by the home buyer, the units selling public housing must also pay 20% of the house price, which will be deducted from the income from the sale of the house.

3. For non-residential properties, please refer to residential properties, and some may also pay based on building area.

Maintenance fund, also known as "public maintenance fund" and "special maintenance fund", refers to the amount that owners of residential properties provide for public parts and public facilities in the property area. A fund that pays a certain amount of money to a special account for equipment repair and maintenance matters, and authorizes the owners' committee to manage and use it uniformly.