长虹美菱：公司构建了“技术路线+产品路线+推广路线”全链条创新体系

Group 1 - The company has established a comprehensive innovation system consisting of "technology route + product route + promotion route," aiming to drive industrial development through technological innovation [2] - The strategic layout is referred to as the "three lines and one body" strategy, indicating an integrated approach to innovation and market promotion [2] - The company responded to investor inquiries on its interactive platform, highlighting its commitment to innovation and development [2]