Catering invoices: 1. Reimbursement of expenses must be based on reasonable, legal and true vouchers. 2. The expenses incurred must be classified in accordance with the provisions of the company to fill in the unified reimbursement documents, and shall not be filled in arbitrarily. 3. The original vouchers must be examined and signed according to the procedures stipulated by the company, and the relevant procedures must be complete. 4. Accounting personnel should carefully review all kinds of vouchers and refuse to reimburse the illegal original bills. 5. The accounting department should strengthen the audit of various expense vouchers, and shall not reimburse any expenses and expenditures that do not conform to the company's system and exceed the authority for approval. If you are doing external accounts, you must be a formal invoice and there can be no error to comply with accounting standards, if it is the internal accounts, as long as the use of reasonable, documented evidence of the relevant leaders to sign the approval can be. Pay attention to the invoice head unit name is correct; invoices are issued by the formal unit; invoices in the amount of capitals and lower case is the same; whether there is when the Local Taxation Bureau regulatory seal and whether to use the machine to print and so on: generally do not use the handwritten invoices and receipt of torn invoices.