CSL keel Laying of fourth ship (BY 526, MALPE) & fifth ship (BY 527, MULKI) OF ASW SWC Project By Harmeet Singh on December 9, 2023 Cochin. 09 December 2023. Keel Laying of the fourth ship (BY 526, Malpe) and fifth ship (BY 527, Mulki) of Anti-Submarine Warfare Shallow Water Craft…