Chittagong Circular Railway or Chittagong Metro Rail is a suburban railway system in the city of Chittagong in Bangladesh to ameliorate the commuters' suffering and improve traffic situation in the city. The construction was complete by February 2013 and it became operational by May the same year. The railway is served by high speed DEMU commuter trains, procured from China.
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Chittagong Circular Railway Wikipedia(Text) CC BY-SA