According to the benchmark loan interest rate, the loan is 6,543,800 yuan+0.5 million yuan, with an annual interest rate of 5.3. The calculation method of annual interest rate is 654.38+0.50000 times 5.3%, which equals 7930 yuan.

Loans refer to loans issued by banks or other credit institutions to borrowers that must be repaid within a certain period of time and pay interest. Simple understanding is to borrow money with interest. Loan is a form of credit activity in which banks or other financial institutions lend monetary funds at a certain interest rate and must return them.