Type 081 transport ship is a type of naval auxiliary ship currently in service with the People's Liberation Army Navy (PLAN) since early 1970s. In addition to carrying cargos, Type 081 is also designed to carry some passengers as well. This class is derived from its unarmed sister ships in civilian service, which is a purely cargo version, not being able to carry passengers. These ships have received NATO reporting name as Hongqi class.
Type 626 tanker is a type of naval auxiliary ship currently in service with the People's Republic of China Navy (PLAN). Designed as a type that is capable of transport both water and oil, these ships entered service between 1964 – 1970. Type 626 tanker has received NATO reporting name as Fuzhou class, after the Chinese city Fuzhou.These ships have all retired by the late 2010s.
Type 632 tanker is a type of naval auxiliary ship currently in service with the People's Republic of China Navy (PLAN). Designed as a type that is capable of transporting both water and oil, these ships entered service from 1972 onward. Type 632 tanker has received the NATO reporting name as Fulin class.These ships had all retired by the late 2010s.
Type 620 tanker is a type of naval auxiliary ship currently in service with the People's Republic of China Navy (PLAN).Originally designed as a type that is capable of transport both water and oil, these ships entered service from 1981 onward for both military and civilian, but only the oiler version entered service with PLAN. Type 620 tanker has received NATO reporting name as Shengli class,meaning victory in Chinese. After transferred into reserves, these ships finally begun to retire in the early 2010s.
The Dulaji class are a class of environmental research ships (AGER) currently in service with the People's Liberation Army Navy (PLAN), and the design is also modified for cable layer (YRC) in PLAN service, with both versions have received the same NATO reporting name Dulaji class because they share the same hull. The exact type of this class remain unknown as of 2022, because no official information has been released, despite the ships have already been in service for more than a decade. In addition to the usual task of conducting regular environmental sampling, monitoring/surveillance and research missions, these ships are also tasked with additional task of sewer transfer and treatment from other ships to prevent sewer onboard other ships from overflowing into the sea and thus causing pollution, and thus these ships also act as sewer vessels for vessel sewage discharging.
The Type 631 tanker is a type of naval auxiliary ship currently in service with the People's Liberation Army Navy (PLAN),and has received NATO reporting name Fuchang class.Originally designed as a type that is capable of transport both water and oil, but only the oil tanker version entered service with PLAN.
Type 637 tanker is a type of naval auxiliary ship currently in service with the People's Liberation Army Navy (PLAN). Originally designed as a type that is capable of transport both water and oil, these ships entered civilian service from 1981 onward, followed by military service, with the oiler version entered service with PLAN first .Type 637 tanker has received NATO reporting name Fuxiao class.
Duchuan class dispatch boat (YFL) is a class of little known naval auxiliary ship currently in service with the Chinese People's Liberation Army Navy (PLAN), With the exact type still remains unknown, it has received the NATO reporting name Duchuan class, or 渡船 in Chinese, meaning Ferry Boat. A total of three units of this class have been confirmed in active service as of 2022.
Nanshui 701 class water tanker is a class of little known naval auxiliary ship currently in service with the People's Liberation Army Navy (PLAN). The name of this class is after the first unit commissioned, with the exact type still remains unknown, and only a single unit of this class have been confirmed in active service as of mid-2010s.
Fushi class tanker is a class of naval auxiliary ship currently in service with the People's Liberation Army Navy (PLAN), and has received NATO reporting name Fushi class. The exact type remains unknown, and a total of eight of this class have been confirmed in active service as of early 2020s. The hull is adopted for both transport oil tanker (AOT) and water tanker (AWT).
The Beiyou 572 class oil tanker is a class of naval auxiliary ship currently in service with the People's Liberation Army Navy (PLAN). The name of this class is after the first unit commissioned, with the exact type still remains unknown, and a total of four of this class have been confirmed in active service as of mid-2010s.
Fujian-class tanker is a class of naval auxiliary ship currently in service with the People's Liberation Army Navy (PLAN), and has received NATO reporting name Fujian class. The exact type designation still remains unknown, and a total of twenty of this class have been confirmed in active service as of early-2020s, both in transport oil tanker and water tanker versions.
Fubai class tanker is a class of naval auxiliary ship currently in service with the People's Liberation Army Navy (PLAN), and has received NATO reporting name Fubai class.The exact type designation still remains unknown, and a total of four of this class have been confirmed in active service as of early-2020s.
The Ducha-class large harbor tug (YTB) is a very little known naval auxiliary ship/tugboat currently in service with the People's Liberation Army Navy (PLAN).The exact type still remains unknown, but it has received NATO reporting name Ducha class.More than a dozen of this type have been confirmed in active service as of early-2020s, making it one of the most numerous class of tugs in Chinese service.The Ducha class is a design of single deck with three levels of superstructures, with the top level retracted backward from the edge of the bottom two levels.
Duda class large harbor tug (YTB) is a class of little known naval auxiliary ship currently in service with the People's Liberation Army Navy (PLAN),and has received NATO reporting name Duda class,with exact type still remains unknown. A total of eleven of this class have been confirmed in active service as of 2022Unlike other tugs in Chinese service, This class is the only tug having a chimney with rectangular/square cross section, and thus easily distinguishable by the sharp edges of the chimney.
The Longma class is a class of little known diving support vessel (YDT) built in the People's Republic of China (PRC) for the People's Liberation Army Navy (PLAN). The exact domestic Chinese type designation remain unknown, and this class is identified by its NATO reporting name Longma class, or 龙马 in Chinese, meaning "dragon horse". As of mid 2010s, a total of four ships have been identified, and one of them Nan-Jiu (南救) 509 has been retired at the end of 2018.
Type 917 torpedo retriever (TR/TWR) / range support vessel / target ship is a type of little known auxiliary ship built in the People's Republic of China (PRC) for the People's Liberation Army Navy (PLAN).As a successor of earlier Type 803 torpedo retriever, Type 917 TR/TWR/AGT has received NATO reporting name Damen class, or 大门 in Chinese, meaning "big gate". As with its predecessors, once these have retired from their original torpedo retrieving duties, they are converted to range support vessels/target ships,until finally sunk as targets. Specification:
The Dachou class range support vessel/target ship (AGT)/torpedo retriever (TR/TRW) is a class of little known auxiliary ship built in the People's Republic of China (PRC) for the People's Liberation Army Navy (PLAN).Designed as a successor of earlier Type 917 torpedo retriever (TR/TWR)/target ship (AGT), the exact domestic Chinese type designation remains unknown, and this class is identified by its NATO reporting name Dachou class, or 大筹 in Chinese, meaning "big plan". Specification:
The Datuo class is a class of little known rescue and salvage ships (ARS) built in the People's Republic of China (PRC) for the People's Liberation Army Navy (PLAN). The exact domestic Chinese type designation remain unknown, and this class is identified by its NATO reporting name Datuo class, or 大拖 in Chinese, meaning "big tug".
The Haijiu 101 class is a class of little known rescue and salvage ship (ARS) built in the People's Republic of China (PRC) for the People's Liberation Army Navy (PLAN). The exact domestic Chinese type designation remains unknown, and this class is identified by its NATO reporting name Haijiu 101 class, or 海救 101 in Chinese, meaning "sea rescue 101", because this class is the navalized civilian version of the rescue tug. The first unit had pennant number 101 when first entering civilian service. Its length is 110 meters.
People's Liberation Army Navy 
