1. 1. Portrait description only needs to describe a certain part or parts of a person's appearance (face and facial features), expression, body shape, clothing, posture, expression, etc. Use vivid and concrete language. Portrait description does not require writing the whole face, but focuses on expressing the character and highlighting the central idea of the article. Its function is not only to outline the external appearance of the character, but also to convey the image vividly, that is, to express the character through some external characteristics of the character. Emphasis is often placed on the face, figure and dress of the characters to show their identity, demeanor and expression. 2. Language description As the saying goes: "Words must be done", people's words are the easiest to reveal the inner secrets of characters, the most flexible and direct performance of characters, and the inner world of people can be fully revealed. Therefore, the language description of characters is the most important part of shaping characters. Language description should reflect the personality and characteristics of the characters. Because people speak in different ways, language descriptions are also different. This will make the reader immersive. Language description must be concise and decent, and must not be sloppy. Language description is the most important in dialogue description. 3. Action description Action description is to let the characters express themselves with actions. Action is a concrete expression of a person's character, and a person's posture and actions can well express his character. Therefore, the description of characters' actions is to show the characters. The actions mentioned here are not all the actions of the characters, but those that are the most meaningful, can best express the characters' character, or can promote the development of the plot, including the habitual actions and subconscious behaviors of the characters. Action description is to let the characters show their values, emotional characteristics, personality and mental state in "what to do" and "how to do it", so that readers can make corresponding and similar judgments through the "what to do" of the characters. 4. Psychological description Psychological description is a description of the inner thoughts and emotional activities of the characters in a certain environment, such as thoughts, feelings and associations. It aims to profoundly reveal the spiritual world and ideological quality of the characters. If the description of portraits, words and actions focuses on the external characteristics of the characters, readers can feel the internal activities of the characters through these descriptions.