This is very important. Copywriting includes video clips, and the content of video clips needs to be planned and decided. Copywriting originally refers to the desk where books are placed, and later refers to the person who writes on the desk. Now it refers to the copywriting position in a company or enterprise, that is, to express the established creative strategy in words. Copywriting is the performance process, development process and deepening process presented successively with advertising creativity, which mostly exists in advertising companies, corporate propaganda and news planning.