Chinese Rail DF4B

The DF4B (4B) is a kind of diesel locomotive used in China. It was built by Dalian Locomotive & Rolling Stock Works.It has been in production since 1984 and is still produced as of 2012.It is the most common locomotive in China and is used for both passenger and freight services.Decade of sword - CNR Dalian Locomotive Development Records , the website of Dalian Locomotive & Rolling Stock Works.(Chinese)

 Nickname 
DF4B is called "Armed Police" or "Watermelon" (freight version), and "Orange" (passenger version).

 Gallery 

 Manufacturers  
DF4B have been manufactured by several companies:
Dalian Locomotive & Rolling Stock Works(1001~1999;2101~2685;7001~7793)
CSR Sifang Locomotive and Rolling Stock Co., Ltd.(7701~7732, former DF4E)
CSR Ziyang Locomotive Works(3101~3999;9001~9597)
Datong locomotive factory(6001~6587)

 References 

Category:Co-Co locomotives
Category:Locomotives of China