China Railways DFH shunting locomotives
The Dongfang Hong (Chinese: 东方红) was a type of single-cab diesel-hydraulic locomotive used on China Railways. The first DFH began trial production in 1959 at the Sifang Locomotive and Rolling Stock Works (CRRC Sifang), before entering mass production in 1966.
Source: Wikipedia — China Railways DFH shunting locomotives (CC BY-SA 4.0)