On May 15th, train attendants introduced the portable kerosene signal lights used by early railway staff to visitors. At the approaching of International Museum Day, Qingdao Passenger Transport Section and Qingdao Museum of Jiaozhouwan Jinan Railway jointly held the "Walking High Speed Railway Museum" activity on the G6955 loop train. More than 500 exhibits reflecting the century old development history of the Jiaoji Railway have attracted the attention of passengers and made people feel the convenience of travel today. On May 15th, Xinhua News Agency (photo by Lin Feng), collector Zhao Shici introduced his collection of models to visitors. At the approaching of International Museum Day, Qingdao Passenger Transport Section and Qingdao Museum of Jiaozhouwan Jinan Railway jointly held the "Walking High Speed Railway Museum" activity on the G6955 loop train. More than 500 exhibits reflecting the century old development history of the Jiaoji Railway have attracted the attention of passengers and made people feel the convenience of travel today. Xinhua News Agency (photographed by Lin Feng)