On May 1, 2023, the Chennai Metro Rail (CMRL) announces  the joint venture of Dineshchandra R. Agrawal Infracon and Soma Construction as the lowest bidder for the construction of five underground metro stations for Corridor 23 of the Chennai Metro Rail Project Phase 2 (underground civil contract package UG-01/RT-01)

https://www.constructionworld.in/transport-infrastructure/metro-rail-and-railways-infrastructure/dra-infracon-led-jv-emerges-as-lowest-bidder-for-chennai-metro-phase-2/40690