1, 2, 3, 4, 5, 6, 7, 8 and 9 are capitalized as one, two, three, four, five, six, seven, eight and nine respectively.
Chinese uppercase amount figures up to the yuan, after the yuan, should write the whole (or positive) character, Chinese uppercase amount figures up to the corner, after the corner, should write the whole (or positive) character, the uppercase amount figures have minutes, minutes after the whole (or positive) character is not written.
Chinese uppercase amount of money before the number should be marked with the word RMB, uppercase amount of money should be filled in immediately after the word RMB, shall not be left blank. Capitalized amount of figures not printed before the word RMB, should be filled with the word RMB.
Note on invoicing
If the buyer obtains a special invoice that is not used for declaring credit, but the invoice or credit union cannot be returned, the buyer should fill in the corresponding blue special invoice information when filling out the Information Sheet.
If the special invoice issued by the seller has not yet been delivered to the buyer, and if the buyer has not used it for credit declaration and returned the invoice and credit union, the seller can fill out and upload the Information Sheet in the new system. The seller should fill in the corresponding blue special invoice information when filling in the Information Sheet.
The above references? Baidu Encyclopedia-Invoices, People's Daily Online-VAT e-invoices to be implemented nationwide