Yes, Chinese does have punctuation marks, including full stop (。), comma (，), question mark (？), exclamation mark (！), quotation marks (「」), and others. These punctuation marks are used to clarify sentence structures and indicate pauses or emphasis in writing.

Formal punctuation refers to the correct and proper use of punctuation marks in writing, following the rules of grammar and style. This includes using commas, periods, colons, semicolons, and other punctuation marks appropriately to enhance clarity and readability in written communication.

None, open punctuation means there is no punctuation after the salutation or the complimentary close.

A mixed punctuation style typically uses a colon after the salutation.

Grammar

Diction

Tone

Punctuation