1. Write the title at the top of the guarantee, so that people can know what kind of document it is at a glance.

2. Write down clearly in the text of the letter of guarantee the regulations or standard matters you promise to abide by, the methods and punishment measures for fulfilling your obligations, and clearly express your commitments and obligations.

3. Write the signature and date at the end of the letter of guarantee, and ask the relevant person in charge to sign for confirmation.