Short Summary: India is building an underground #submarine base, designed to survive a nuclear attack. The base will house India’s growing fleet of nuclear submarines and advance its nuclear triad.
Our biggest chock point to checkmate China is Andaman Nicobar Islands. It starts from 300 k.m south from BD and ends 200 km north of Indonesia. We have started investing heavily there. China does any mischief and all its sea supply cut off.