A new trimaran vessel designed for performing inspection tasks on oil pipelines in coastal waters. It is approximately 14 meters in length and 6.7 meters in width. However, due to its specific operating requirements, it is specially designed to be flipped and tilted, and the whole vessel can be transported by a 17.5 meters flat transport truck. Now, due to its convenience in transportation, it is serving the coastal pipelines of various regions in China.