1. Responsible for the planning, design, optimization, and iteration of the company's PC products; 2. Complete the version planning for the product under your responsibility Functional design, and output PRD and prototype design drafts; 3. Implement relevant requirements, communicate and coordinate with relevant departments, track implementation progress, and participate in functional acceptance; 4. Complete requirement management for the responsible product and continuously collect requirements analysis. Evaluate and participate in the maintenance of departmental demand pools; 5. Monitor competitor dynamics and industry conditions, and complete competitor analysis as needed Industry analysis and other reports.