Job responsibilities of a blockchain product manager: 1. Based on financial theory and blockchain technology, design DeFi (open finance) product models. 2. Based on user experience design concepts, combine user needs and product technology architecture to complete conceptual and prototype design of product functions; 3. Independently conduct requirement research and product planning, responsible for defining product functionality, logic, and interaction (MRD/PRD), and completing product interface, functionality, and process design; Write PRD documents that meet product requirements, are logically rigorous, and can be delivered to R&D. 4. Communicate effectively with R&D, design and operation departments to ensure their full understanding of the product; Coordinate and drive the work of developers 5. Control project quality and improve user satisfaction 6. Track the market effect and user feedback of online products, collect and actively explore improvement needs, continuously improve products according to business needs, and enhance user experience.