Zhang Li (right), a 95-year-old professor at Tsinghua University, teaches quantum mechanics course via Rain Classroom at home, with colleague Hu Jiazhong’s tech support, in Beijing on Feb 20. [Photo provided to China Daily]
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Zhang Li (right), a 95-year-old professor at Tsinghua University, teaches quantum mechanics course via Rain Classroom at home, with colleague Hu Jiazhong’s tech support, in Beijing on Feb 20. [Photo provided to China Daily]