Algeria has ordered one Chinese-made Pattani or Type 056 class corvette Algeria has ordered one Chinese-made Pattani or Type 056 class corvette Monday, 24 May 2021 15:01 According to information published by the SIPRI (Stockholm International Peace Research Institute) arms trade database, in 2020, Algeria has ordered a Chinese-made Pattani or Type 056 class corvette that will be delivered in 2023. Chinese Navy Type 056 Jiangdao Class Corvette 585. (Picture source Chinese Military Review) The Patani is a class of corvette/OPV (Offshore Patrol Vessel) built by the China State Shipbuilding Corporation. Two ships of this class are already in service with the Royal Thai Navy that were commissioned in 2005.