How to Issue an Invoice

Before You Issue an Invoice

  • Confirm the title and tax number: a company title must match the business licence, and the tax number is the unified social credit code.
  • Determine the category and tax rate: choose the category according to the real transaction and match the correct tax rate.
  • Collect the invoicing information: address, phone, bank name, and account number (mandatory for a special invoice, optional for an ordinary invoice).

Issuance Steps (General Workflow)

  1. Log in to the invoicing system, the tax UKey, or a third-party invoicing SaaS platform.
  2. Enter the buyer’s details: title, tax number, address and phone, bank name and account.
  3. Enter the goods or services: name, specification, quantity, unit price, tax rate, and remarks where needed.
  4. Check the amount, the tax, and the tax-inclusive total.
  5. Generate and issue the invoice: print and stamp the paper invoice, or generate an electronic invoice PDF or link.
  6. Send it to the other party: email, download link, or paper delivery, and tell them how to verify it.

Common Reasons for Rejection or Voiding

  • A tax number that is off by one digit, or an abbreviation used in place of the full title.
  • An item category that does not match the transaction (such as training invoiced as office supplies).
  • The wrong tax rate chosen, which forces a “red reversal” or voiding and reissuing.
  • An issue date outside the agreed period, so the reimbursement or deduction is blocked.

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