1. Lump sum loan repayment: during the loan period, the principal can be repaid in one lump sum with monthly interest.

2. Full loan with zero repayment: during the loan period, the principal and interest can be repaid monthly (equal principal repayment; Matching principal and interest repayment)

3. Intermittent repayment: During the loan period, the principal and interest shall be repaid according to the characteristics of the project and the actual situation.

4. Interest received in advance: repayment of principal in one lump sum.