1. Write-off form should be filled in according to normal foreign exchange payment. If you are a novice, you will go to the bank and the specialist will tell you how to fill it out.

2. Because it is over 9 days, it is over 12 days. You need to postpone payment registration.

first, do it well in www.safesvc.gov.cn. On the left side of the website, there is a login, enter the organization code, certificate number and password. After entering the next interface, register the contract, and fill it out according to the prompt, there will be the contract serial number. Please record it. After the "withdrawal registration", the safe system will automatically confirm it after 23: that night (as long as it does not exceed the quota, otherwise it will go to the safe. The next day, register the designated foreign exchange paying bank on this website. On the third day, the relevant payment materials (verification form, overseas remittance application form (official seal, corporate seal and financial seal), copies of invoices (official seal), copies of sales contracts (official seal) of both parties, and electronic port cards (official seal) will be collected and handed over to the bank. The bank will arrange the payment. PS I opened an account with China Bank and registered in Waigaoqiao. There may be some differences between different banks, but I think it should be similar. I revised my reply the day before yesterday, but it just didn't show. I hope my answer can help.