The escort formation of the Chinese People's Liberation Army Navy in Somali waters consists of the South China Sea Fleet of the Chinese People's Liberation Army Navy, the guided missile destroyer Haikou and the integrated supply ship Weishan Lake. Haikou Ship and Wuhan Ship are the most advanced warships of China Navy. The guided missile destroyer Haikou is the No.2 ship of Type 052C air defense destroyer. It is the first generation anti-aircraft guided missile destroyer of China Navy with phased array radar vertical launching system, and is known as "China Aegis". The standard displacement is about 7000 tons and the speed is 30 knots. The weapons are equipped with four companies' two new anti-ship missile systems, two Haihong -9 air defense missile vertical launching systems, a 100 mm single-tube stealth main gun, a Russian anti-submarine helicopter and other short-range defense weapons. The destroyer "Wuhan" is destroyer No.2 of Type 052B, with a full displacement of more than 7,500 tons and a speed of 30 knots. It is an ocean-going destroyer with balanced air defense, anti-submarine and anti-ship capabilities. The main weapons and equipment of the destroyer "Wuhan" include two six-tube "August 1st" anti-submarine rockets at the bow, each with 24 bombs, which can attack submarines with a depth of 300 meters and 4 kilometers and launch the latest passive acoustic homing anti-submarine rockets.