In this class, Professor Cao Yang, representing the Academy of National Food and Strategic Reserves Administration, delves into the promising realm of controlling grain warehouse temperatures with intelligent photovoltaic air conditioning systems. Next, Professor Wang Hai, from the Academy of Agricultural Planning and Engineering, Ministry of Agriculture and Rural Affairs, P.R. China, discusses the green, carbon-free solar drying research and the industrial application of solar-based equipment for agricultural product drying. Finally, Zhu Delan, from Northwest A & F University's Institute of Water-saving Agriculture in Arid Areas of China, explores solar-driven water-saving irrigation equipment. Each session contributes to the critical dialogue on sustainable agricultural practices combating climate change.