The work aims to use digital means to enhance the vitality of rural industries in the Laershan area of Fenghuang, Xiangxi, and further promote the application of poverty alleviation achievements. The nine-screen method in the TRIZ theory was used to analyze the current situation of regional agricultural product brands in Laershan, so as to scientifically find solutions; Brand system service planning, product service system map construction, digital application development, etc. were carry out through on-site inspections and in-depth research, combined with project background. The AIGC technology was applied to enhance the fun and scenario of brand design and packaging design so as to generate brand creative videos, enhance promotional efforts, and increase brand awareness. A digital empowerment path for regional brand design and promotion of agricultural products was constructed. A brand system of "digitalization + experientialization + ecologicalization + comprehensiveness" was formed. The aesthetic taste of regional agricultural product brands was enhanced. In conclusion, through the analysis of the nine-screen method and the empowerment of AIGC technology, explicit and potential problems in the design and promotion of regional agricultural product brands are identified, improving design efficiency and quality. This provides a feasible way to further promote rural revitalization and poverty alleviation in the Laershan area of Fenghuang, Xiangxi.