(240727) -- HEJIAN, July 27, 2024 (Xinhua) -- A pupil learns to play shadow puppet at a primary school in Hejian, north China's Hebei Province, July 26, 2024. Various training courses on intangible cultural heritages as shadow puppet, porcelain carving etc. targeting the school children are opened in the city during the summer vacation. (Xinhua/Mu