For SMEs to carry out successful online marketing, they must have the right ideas and methods. When it comes to online marketing, effectiveness is king. How to achieve the greatest marketing effect with the least time, manpower and investment is often the most concerning issue for enterprises. To achieve this goal, Yue Hao believed that two things must be done correctly. First, the enterprise needs to have an excellent website; Second, the company’s online marketing model needs to conform to the principle of precise marketing.