Stocks in the business of developing and deploying kavach system for Indian railways

Apart from the list mentioned in the article, One more stock “CG power’”gets added to the list.
CG Power and Industrial Solutions acquired a 55% stake in G.G.Tronics India Pvt Ltd (GGT) GGT is a Bengaluru-based company that specializes in designing, manufacturing, supplying, and installing electronic safety embedded signaling systems for the railway transportation segment. One of their notable offerings is the Train Collision Avoidance System (TCA)