Students watch their schoolmates helping in the school kitchen via video link during the opening ceremony of the new semester at the Xuhui Experimental Primary School in Xuhui District of east China's Shanghai, Sept. 1, 2020. With a mixture of nerves and excitement, many students in China kicked off a new school year on Tuesday. "Practicing frugality and reducing waste" was set as the theme of the first lesson in the new semester in many schools in Shanghai. (Xinhua/Liu Ying)
