On July 19th 2016, another 3300AV tugboat named “DARYABANDAR 4” was successfully delivered from Zhenjiang Shipyard (Group) Co., Ltd.
      Designed by Canada Robert Allan Ltd, the tugboat is 33.75m in length (MLD), 12.20m in width (MLD) and 5.40m in depth. The tug also boasts a positive towing force ≥70t, 4.23m of draft, a continuous 4000kw power rate of its main engine and 13 knots of its sailing speed, which, ensures itself can be operated in unrestricted area. The class notations of this tug is from ABS, namely ABS Al TOWING VESSEL, ESCORT VESSEL,Ⓔ,AMS, UNRESTRICTED NAVIGATION, FIRE FIGTHING VESSEL CLASS 1。