How to write an invoice when it needs to be mailed?

The model essay is as follows:

Shanghai Gulian Standard Parts Co., Ltd.: Our company has remitted the payment to your company in 20xx according to the contract agreement between the two parties, but your company has not issued a VAT invoice. Please find out the reason quickly and remit the commercial invoice to our company immediately.

According to the agreement between the two parties, we have fulfilled our responsibilities and obligations as scheduled, and we also hope that your company will fulfill its billing responsibilities as soon as possible.

The good cooperative relationship between the two sides in the future needs our joint efforts and maintenance. Thank you for your cooperation. Taiyuan Angel equipment co., ltd