The move will include dredging a deeper port that will allow for the docking of coast guard vessels. THITU ISLAND, Philippines: The Philippine Coast Guard unveiled on Thursday (Apr 9) its first dedicated command centre in the Spratly island chain, a flashpoint in the disputed South China Sea that has been the site of repeated confrontations with Chinese vessels. The headquarters of a newly established coast guard district, formerly overseen from neighbouring Palawan, will cover an area of about