No refund. The maintenance fund, also known as "public maintenance fund" and "special maintenance fund", is combined with the specific house. You can only ask for this money unless your house is demolished or no longer exists. As long as the house exists, you can't return it.

the maintenance fund is specially used for the maintenance, renewal and transformation of the equipment in the same location of the house and the public facilities in the property management area after the expiration of the property warranty period, and shall not be used for other purposes. According to the regulations, the owner can't apply for it. When the maintenance fund is idle, it shall not be used for other purposes except for the purchase of treasury bonds or other funds as stipulated by laws and regulations.