Job Recruitment Website - Immigration policy - Which five warships approached the Philippines?

Which five warships approached the Philippines?

These five ships are: two 052B guided missile destroyers (Guangzhou/KOOC-0/68 and Wuhan/KOOC-0/69), two 054A guided missile frigates (Chaohu 568 and Yulin 569) and/KOOC-0/07/KOOC-0/dock landing ship (Kunlun Mountain 998).