According to a report by the US "Daily News" recently, the US Navy has signed a contract worth $20.8 million with Loma to upgrade an Aegis missile cruiser. The purpose of the upgrade is to comprehensively improve the combat capability of the ship and extend its service life. The US Navy has a total of 27 "Aegis" guided missile cruisers, which are 1, 2, 3, and 4 ships. The US Navy is preparing to upgrade 22 of the Aegis missile cruisers of Types 2, 3 and 4. Specific upgrades include the upgrade of the Aegis computer to the base 7 stage 1C level, the addition of vertically launched anti-submarine rockets and the Tomahawk missile unit.