August 28th. According to Liu Ben News, on August 28th, 2023, primary and secondary schools in Xigu District, Lanzhou City, Gansu Province welcomed the new semester in various ways. In Tianqing Xincheng Primary School (Lanlian No.1 Branch), the first-year freshmen, accompanied by their parents, set foot on the red carpet leading to happiness and walked into the campus in an orderly way with the warm greetings from teachers. Teachers and leaders presented the children with enrollment brochures and reading cards, so that the children could leave their signatures on the signature wall and take photos with the astronauts as a souvenir.