an Entity references as follows:
The China Railways JF7 (解放7, Jiěfàng, "liberation") class steam locomotive was a class of 2-8-2 steam locomotives operated by the China Railway, built by the North British Locomotive Company and assembled by the Tangshan Arsenal, as well as American builders between 1913 and 1924. JF7-3608 was seen at Yanzhou in 1981.The last of these locomotives were retired in 1990.