Group 1 - The core viewpoint emphasizes the integration of technology and systematic approaches in modern agriculture to ensure food security and enhance productivity in saline-alkali land [1][2][3] - The efficient operation of large agricultural machinery and the use of precision farming techniques, such as Beidou navigation, demonstrate the advancement in agricultural organization and specialization [1][2] - The strategic transformation from "improving land for cultivation" to "adapting crops to land" showcases the innovative efforts in saline-alkali land management, leading to high-yield crops without irrigation [2][3] Group 2 - The establishment of a "smart grain storage" system ensures the safe storage and management of harvested grains, incorporating technology throughout the entire storage process [2][3] - The integration of renewable energy solutions, such as photovoltaic roofs, and intelligent sensing networks enhances the efficiency and sustainability of grain storage [2] - The practices in Dongying provide valuable insights for the comprehensive utilization of saline-alkali land in the Yellow River basin, contributing significantly to national food security [3]