A) The person in charge of the project (subject) needs to make a general explanation on the use of funds;

B) When the budget funds are not equal to the allocated funds, special explanation is needed;

C) When there is a big difference between the expenditure amount and the budget amount, it should be emphasized.

Chapter II Expenditure Scope of Project Funds in Document No.30, 2007, Measures for the Management of Project Funds of National Social Science Fund

Article 4 Project funds refer to the expenses directly related to the research activities during the project research, including data fees, data collection fees, travel expenses, conference fees, international cooperation and exchange fees, equipment fees, expert consultation fees, labor fees, printing fees, management fees, etc.