Group 1 - The event is themed "New Year Science Popularization, Benefiting the People" and integrates scientific popularization, traditional culture, and community services [1][2] - The science caravan showcased thematic exhibits, 3D panels, and interactive technology experiences such as four-legged robots and VR, enhancing public engagement with science [1] - Traditional cultural activities included writing Spring Festival couplets, DIY "Fu" characters, and showcasing intangible cultural heritage through paper-cutting and sugar painting, fostering community interaction [1] Group 2 - The initiative exemplifies the integration of grassroots party building and community service, effectively bridging the gap in grassroots science popularization [2] - The event contributed to a vibrant cultural atmosphere during the New Year, promoting scientific knowledge and traditional values within the community [2]