Online promotion refers to the use of various Internet means to spread and display information about companies or individuals 'products, brands, services, etc. through a wide range of platforms on the Internet in order to increase brand awareness, increase brand exposure, attract more potential customers, and increase sales. Specifically, the content of the online promotion included the following aspects: 1. Web site promotion: By registering an account on search engines, social media, content platforms, and other websites and posting relevant content to increase the exposure and ranking of the website to attract more potential customers. Search engine optimization (SEO): By improving the website's content, structure, tags, links, etc., to improve the website's search engine ranking and thus increase the website's exposure and traffic. 3. Social media promotion: Increase the brand's exposure and popularity by posting content, interaction, promotion, etc. on social media platforms to attract fans and potential customers. 4. content marketing: by publishing valuable and attractive content to attract and retain target customers to increase brand loyalty and reputation. 5. E-mail marketing: By sending customized emails to potential customers to deliver brand information, product information, and service information to promote sales. 6. Video marketing: By releasing Short videos, live broadcasts, etc. to convey brand information, products, or services to increase brand awareness and conversion rate. Online promotion is an important way for enterprises or individuals to increase brand awareness and influence. Through continuous innovation and optimization, it can attract more potential customers and increase sales and market share.