Vocational trainer Yang Denghui poses for a photo at Guangdong Machinery Technician College in Guangzhou, south China's Guangdong Province, Feb. 14, 2023.Vocational trainer Yang Denghui measures the parts processed by students at Guangdong Machinery Technician College in Guangzhou, south China's Guangdong Province, Feb. 14, 2023. (Xinhua/Deng Hua)
Source: en.gmw.cn