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1. Chittaranjan Locomotive Works (CLW) – The First Locomotive Factory in India
Location: Chittaranjan, Paschim Bardhaman District, West Bengal
Established: 1950
Significance:
First locomotive manufacturing unit in independent India
Initially produced steam locomotives, later transitioned to electric locomotives
Named after Deshbandhu Chittaranjan Das
2. Diesel Locomotive Works (DLW) – India’s First Diesel Locomotive Manufacturer
Location: Varanasi, Uttar Pradesh
Milestone: On 4 January 1964, DLW produced India’s first diesel locomotive
The locomotive had an imported engine, assembled and adapted locally
Now renamed as Banaras Locomotive Works (BLW) since 2020
Both CLW and DLW laid the foundation for India’s self-reliance in locomotive engineering
Their evolution reflects the journey of Indian Railways from steam and diesel to electric and high-speed rail
Let me know if you’d like this integrated into a larger Indian Railways heritage timeline or turned into a comparison chart between locomotive production units.