1. Responsible for core data such as user activity and transactions, able to continuously update and iterate effective user growth models based on company business goals. 2. Develop operational activity data indicators, adjust operational activity strategies, coordinate internal resources, and ensure smooth activity. 3. Gain a deep understanding of product features and characteristics, extract optimization suggestions for business team feedback needs and issues, analyze user behavior, and improve product user experience. 4. Maintain and manage online communities, enhance user engagement and participation, develop and execute community activity plans, analyze user needs, and optimize community operation strategies.