CLW has continued its excellent performance and has been successful in producing a record best number of 220 locos in 2009-10. CLW celebrated its Diamond Jubilee year in 2009-10 . The year saw a number of celebrations. A kite flying Competition was held on March, 2009, to commemorate CLW’s stepping into its Diamond Jubilee year. The programme brought together the residents of the township , in celebrating the Diamond Jubilee year . Few parks were also renovated in this year.
The first electric locomotive (WAP-7type no. 30277) with Head On Generation (HOG) scheme was flagged off on 30th June, 2010 by GM/CLW.
The first 3-phase Electric locomotive (WAG-9 Loco no. 31291)fitted with Cab Air-Conditioning System in Chittaranjan Locomotive Works(CLW) was flagged off and dedicated to the service of the nation on 31.1.2011
Indian Steam Railway Society at 9th National Steam Congress organised by Indian Steam railways Society on 18th Feb 2012 at National Rail Museum ,New Delhi felicitated CLW for the outstanding contribution in the Steam loco production in the country. Shri Sanjiv Handa, Member Mechanical, Rly Board handed over the Memento and Certificate which were received by Shri Radhey Shyam , General Manager, CLW.
The commencement of work for the Electric Loco Component Factory at Dankuni as Ancillary unit of CLW was formally inaugurated by Mamata Banerjee, Hon’ble Chief Minister, West Bengal on 28th May 2012.