First, letterhead: the address and date of the writer, written in the upper right corner of the letterhead.
2. Address: The address and address of the recipient are written under the letterhead, starting from the left side of the letterhead.
Third, the body: the main part of the letter, starting from the next line, there is no blank line between paragraphs.
Conclusion: the conclusion below the text, such as yours sincerely.
Verb (abbreviation of verb) signature: The sender's signature is written at the bottom of the conclusion.
6. Note: The addresses are arranged in descending order, and the date format can be day-month-year or month-day-year.