1. Collect user needs, competitor dynamics, and market trends for product development analysis, assist the company in formulating a product development roadmap. 2. Based on the product development roadmap, formulate and clarify product research and development needs, write product documents, and execute product process design, interface and prototype design, follow up and implement the product development cycle. 3. Coordinate R&D and testing teams, track product development, testing, version management, review and release, product launch, etc., and standardize the management of R&D needs. 4. Continuously collect and analyze user feedback on existing products, optimize functions and processes. 5. Maintain and update product related documents in real time