目的 探讨在劝导设计理论下二手衣物交易平台的设计方法，引导用户进行可持续消费行为。方法 采用问卷、访谈等定量和定性调研方法洞悉用户行为，运用归纳法对用户的原始诉求进行聚类分析，绘制用户体验地图，提炼出二手衣物交易过程中存在的体验问题，以FBM行为模型为理论指导，从动机、能力和触发因素三个角度，找出设计机会点，得出相应的设计策略，以构建二手衣物交易平台。结果 将劝导设计作为改变用户行为和态度的切入点，完成了二手衣物交易平台的设计，提升了该平台的用户体验，促进了可持续消费的发展。结论 根据FBM模型，从行为角度进行分析，提出增加平台的吸引力、降低用户的认知负荷、增强用户的目标性反馈等设计策略，为改善二手衣物交易平台的用户体验提供新思路，最终让用户养成可持续的消费习惯。

The work aims to explore the design method of second-hand clothing trading platform based on persuasive design theory and lead users to conduct sustainable consumption behavior. Quantitative and qualitative research methods such as questionnaires and interviews were used to gain insight into user behavior, the inductive method was used to cluster the original demands of users, then a user experience map was drawn to extract the experience problems existing in the process of second-hand clothing trading. Under the theoretical guidance of Fogg Behavior Model, the design opportunities were found and the corresponding design strategies were obtained from the perspectives of motivation, ability and trigger factors, as the guidelines to create a second-hand clothing trading platform. Persuasive design was taken as the starting point to change user behavior and attitude and the design of the second-hand clothing trading platform was completed to improve the user experience and promote the development of sustainable consumption. According to the FBM, analysis is carried out from the perspective of behavior to propose the design strategies such as increasing the attractiveness of the platform, reducing users' cognitive load, and enhancing users' targeted feedback, so as to provide new ideas for improving the user experience of the second-hand clothing trading platform, and finally enable users to develop sustainable consumption habits.