SNCF Class BB 12000 SNCF Class BB 12000 The SNCF Class BB 12000 were electric locomotives operated by SNCF. The first examples arrived on the railway in 1953, operating on the 25 kV 50 Hz line to the coal mines of the "Houillères de Lorraine" in the north-east of France. BB 12001 arrived in Mohon on July 17, 1954. Tried first along the Valenciennes – Lumes line, specifications called for a locomotive capable of pulling 750 tonne trains along a grade of 10 ‰. The 12000 Class proved more than capable, pulling 1100 tonne then 1400 tonne trains. BB 12006 using a different system
China Railway Guangzhou Group Company Law of China. China Railway is a state-owned enterprise (replacing the Ministry of Railways) that the Ministry of Finance acted as the shareholder. The Chinese character means iron, but means railway, thus the company did not have any relation with Guangzhou Iron and Steel (). China Railway Guangzhou Group China Railway Guangzhou Group, officially abbreviated as CR Guangzhou or CR-Guangzhou, formerly, Guangzhou Railway (Group) Corporation from 1993 to 2017 and Guangzhou Railway Administration from 1953 to 1993, is a subsidiaries company under the jurisdiction of the China Railway (formerly the Ministry of Railway). It supervises the railway network within