Type 906 torpedo trials craft
Type 906 torpedo trial craft is a Chinese torpedo trial craft currently in service with the People's Liberation Army Navy. After nearly three decades of service, the ship still remains active.
Program of Type 906 first begun in October 1981 when the Commission for Science, Technology and Industry for National Defense issued the requirement, and the 708th Institute of China State Shipbuilding Corporation, which is also more commonly known as nowadays was contracted as the designer. The ship displaces 2,300 tons and took five years and three months to complete. The hull is based on that of Type 625 research vessel, and in addition to conducting sea trials for torpedo, mine and other underwater weaponry trials, the ship is also tasked to perform missions to test and support acoustic systems such as DMT, PATS, and OCEANO. In addition, the ship is also capable of conducting weather and hydrographic research. named as Kancha 3, and the complete name was Drone Mine Acoustic Tracking System Work Mother Ship
| Type | Pennant # | Builder | Laid down | Launched | Commissioned | Status |
| 906 | Kancha 3 | Hudong-Zhonghua Shipyard | Dec 1984 | Oct 1986 | Jan 1987 | Active |
