Is there a document in Henan province that stipulates 70% property fee for vacant houses?

There is no document in Henan province that stipulates 70% property fee for vacant houses. There is no document for the provision of 70% property fee for vacant houses. The Property Management Ordinance does not stipulate how to collect the property management service fee before the owner or user moves in after the property is sold. The proportion is set by the local price and real estate management department.