Dupo-class tug

The Dupo class is a class of little known large harbor tugs (YTB) built in the People's Republic of China (PRC) for the People's Liberation Army Navy (PLAN).^[1]^[2]^[3]^[4] The exact domestic Chinese type designation remain unknown, and this class is identified by its NATO reporting name Dupo class,^[1]^[2]^[3]^[4] or 渡泊 in Chinese, meaning Crossing & Mooring. Specification:^[1]^[2]^[3]^[4]

Length: 37 meters (121 ft 5 in)

The Dupo class in PLAN service is designated by a combination of two Chinese characters followed by three-digit number. The second Chinese character is Tuo (拖), meaning Tug in Chinese. The first Chinese character denotes which fleet the ship is service with, with East (Dong, 东) for East Sea Fleet, North (Bei, 北) for North Sea Fleet, and South (Nan, 南) for South Sea Fleet. However, the pennant numbers may have changed due to the change of Chinese naval ships naming convention. As 2022, nearly a dozen ships have been identified:^[1]^[2]^[3]^[4]

Type	NATO designation	Pennant No.	Name (English)	Name (Han 中文)	Commissioned	Displacement	Fleet	Status
Dupo-class large harbor tug (YTB)	Dupo class	Nan-Tuo 192	South Tug 192	南拖 192	?	? t	South Sea Fleet	Active
Dupo-class large harbor tug (YTB)	Dupo class	Various (10+)	Various	Various	?	? t	?	In service & under construction

References[]

Active ship classes of the People's Liberation Army Navy

Submarines

Nuclear
ballistic missile (SSBN)

Type 096 (Tang class)^*
Type 094 (Jin class)
Type 092 (Xia class)

Nuclear attack (SSN)

Type 095^*

Type 093/A (Shang class)

Type 091 (Han class)

Type 041 (Zhou class, hybrid)

Conventional
ballistic missile (SSB)

Type 032 (Qing class)

Conventional
attack (SS/SSK)

Air-independent propulsion equipped (SSI/SSP)	Type 039A/AG/B/C (Yuan class including "Olympics" Class)

Hunter-killer (SSK)	Type 039/039G (Song class) Project 636 (Kilo II class) Project 877EKM (Kilo I class) ES5E/F and Type 035G/035ET/035B (Ming class)

Medium (SS)	ES5C/D and Type 035/035A (Ming class)

Unclassified miscellaneous (IXSS)


Chinese sailless submarine PLA Navy landing barges

Principal surface combatants

Aircraft carriers (CV)	Chinese aircraft carrier programme Type 004^* Type 003^* Type 002 (Kuznetsov Mod. class) Type 001 (Kuznetsov class)

Destroyers (DDG)	Type 055^CG (Renhai class) Type 052D (Luyang III class) Type 052C (Luyang II class) Type 052B (Luyang I class) Type 052 (Luhu class) Type 051C (Luzhou class) Type 051B (Luhai class) Project 956EM Sovremenny II class Project 956 Sovremenny I class

Frigates (FFG)	Type 054B (Jiangkai III class) Type 054A (Jiangkai II class) Type 054 (Jiangkai I or Ma'anshan class) Type 053H3 (Jiangwei II class) Type 053H1G (Jianghu V class) Type 053H1 (Jianghu II class)

Coastal warfare vessels

Corvettes (FS)

Type 056^FF (Jiangdao class)

Submarine chasers (PCSC)

Type 037-IS (Haiqing class)

Type 037-I (Haijiu class)

Type 062-I (Haizhui class)

Type 037 (Hainan class)

Project 122bis Kronshtadt class

Armed merchantmen (SP)

Type 792 naval trawlers

Missile boats (PCM)

Type 22 (Houbei class)

Type 037-II (Houjian class)

Type 037-IG (Houxin class)

Type 021 (Houdong class)

Type 021 (Huangfeng class or Soviet Osa-I class)

Type 021 (Hola class)

C 14 (China Cat class)

Type 024 (Heku/Hegu/Houku/Hougu class)

Torpedo boats (PT)

Type 6625/025/026/026II/R704 (Huchuan class)

Gunboats (PG)

Type 062-I (Shanghai III class)

Type 062 (Shanghai II class)

Type 062 (Shanghai I class)

Type 206 (Huludao class)

Patrol boats (PB)

Seagoing	Type 026H

Port security boat (PSB)	Huangpu class

Reconnaissance patrol combatant (PGR)	Type 528 Type 865

Amphibious warfare vessels

Landing helicopter dock (LHD) or
Landing helicopter assault (LHA)

Type 076^* (Yulan class)
Type 075 (Yushen class)

Amphibious transport dock (LPD)

Type 071 (Yuzhao class)

Dock landing ship (LSD)

Type 072III (Yuting I class)

Type 072A (Yuting II class)

Landing ship helicopter (LSH)

Type 073-III (Yudeng class)

Type 073A (Yunshu class)

Landing ship tank (LST)

Type 072-II (Yuting I class)

Landing ship medium (LSM)

Type 271IIIA (Yulü class)

Type 073-I (Yudao class)

Type 073-II (Yudao class)

Type 073-IIY (Yudao class)

Type 074A (Yubei class)

Type 079-I (Yulian class)

Type 079-II (Yulian class)

Landing craft (LC)

Landing craft tank (LCT)	Type 068/069 (Yuch'in class) Type 067 (Yunnan class)

Landing craft utility (LCU)	Type 271III Type 074 (Yuhai or Wuhu-A class)

Air-cushioned
landing craft (LCAC)

Project 1232.2 Zubr class

Type 726 (Yuyi class)

Type 724

Type 722-II (Jinsha II class)

Type 722-I (Jinsha I class)

Type 716-II (Dagu B class)

Mine warfare vessels (MCM)

Minelayers (ML)	Type 918 (Wolei class)

Auxiliary minelayers (MMA)	Type 8154

Minehunters (MH)	Type 081 (Wochi class) Type 081A Type 082 (Wosao class) Type 082II (Wozang class)

Minesweepers (MS)	Type 010 Type 05

Minesweeping drone (MSD)	Type 529 Type 312 (Futi class)

Auxiliary Minesweepers (MSA)	Type 801 Type 8105 Type 8101 Type 8154 Type 792

Auxiliary vessels

Ammunition
ships (AE/AEM)

Ammunition ship (AE)	Type 072 (Yantai class)

Ammunition ship, Missile/Rocket (AEM)	Yuan Wang 21 (operated by SSF) Yuan Wang 22 (operated by SSF)

Buoy tenders (AGL)

Type 066 Yuch'in class

Type 744A Yannan class

Type 911I Yunan/Yunnan class

Type 944A Yanni class

Cable layers (ARC)

Type 911II Yunan/Yunnan class

Type 991I

Type 991II Youdian class

* = Under construction or procurement, ^CG= Classified as guided missile cruiser by NATO, ^FF= Classified as light frigate by PLAN

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