1. Bond issue price. Generally speaking, if the issue price is higher than the face value, coupon rate will be higher than the actual market interest rate.

2. Time limit. Generally speaking, the longer the term, the higher the interest rate.

3. Market interest rate. Generally speaking, the higher the market interest rate, the higher the coupon rate.

4. The issuer's credit rating. The higher the issuer's credit rating, the better the credit status, and the coupon rate can be appropriately reduced; or vice versa, Dallas to the auditorium

5. Macroeconomic situation. If the macroeconomic situation is good and the issuance of bonds is relatively smooth, the interest rate can be appropriately lower. If the current macroeconomic situation makes it difficult to issue bonds, the interest rate needs to be higher.

Think so much for the time being, and I'll make it up to you when I think about it.