When should a listed company disclose the interest payment announcement, principal and interest payment announcement and share conversion announcement of convertible corporate bonds?

A listed company shall disclose the interest payment announcement 3 to 5 trading days before the interest payment date agreed in the convertible corporate bonds. Disclosure of debt service announcement three to five trading days before the maturity of convertible corporate bonds. The announcement on the implementation of the conversion of convertible corporate bonds shall be disclosed within three trading days before the start of the conversion.