Job responsibilities: 1. Responsible for the overall marketing of the product, using solid brand management, marketing plan planning, and effective media and public relations resources and methods to help the product establish a positive impact on users' minds. 2. Through various types of marketing and operational methods, including but not limited to social media, communities, KOLs, etc., to help users spread and self divide. 3. Develop product commercialization models, sales strategies, and take responsibility for the final revenue of the product. 4. Responsible for the addition of new users, user quality, market reputation, and long-term market popularity of the product.