<p>When primary and secondary students visit various smart containers, they can intuitively learn about modern facility agriculture and cold chain fresh-keeping technologies, and get close to understand the scientific principles of intelligent temperature control, photovoltaic energy storage, soilless cultivation and other technologies. Meanwhile, they can experience the development of green and low-carbon agriculture, establish awareness of conservation and environmental protection, witness the technological revitalization of rural industries, and develop good qualities of loving labor and advocating science.</p>