Group 1 - The first domestic pure electric cleaning and transfer vessel, "Three Gorges Dam Protection No. 1," successfully conducted its trial run and was delivered in Zigui County, Hubei Province, promoting the electrification and greening of vessels in the Three Gorges Reservoir area [1] - "Three Gorges Dam Protection No. 1" has a total length of 82 meters, a width of 13.76 meters, and a maximum draft of 3.25 meters, featuring a dual-engine and dual-propeller propulsion system with a range of 150 kilometers. It can replace 253.4 tons of fuel annually and reduce carbon dioxide emissions by 842.4 tons [3] - After delivery, "Three Gorges Dam Protection No. 1" will utilize advanced salvage and lifting equipment to efficiently locate, collect, and transport floating debris in the Three Gorges Reservoir area, ensuring the safety of the hub project during flood seasons. It can also be used for transporting bulk goods along the Yangtze River during non-flood periods, showcasing diverse operational scenarios and functions [6]