The exhibition hall of Dalian Lushun Submarine Museum officially started construction. The first professional museum with the theme of displaying underwater culture. Lushun Submarine Museum covers an area of10.6 million square meters, with an estimated total investment of 87 million yuan. It is composed of submarine exhibition hall, world submarine culture exhibition hall, submarine life experience hall, submarine simulated cruise experience hall, electric rock battery, Jinshan bathing beach and so on. The construction of four scenic spots, namely, undersea exhibition hall, undersea simulated cruise experience hall, Dianyan Fort and Lushun Huang Jinshan Bath, has been completed. As the most important part of the museum, the Type 33 submarine that landed this time was once the main model of the conventional submarine of the People's Navy Submarine Force, mainly used for patrol alert. The water displacement 1.330 tons, the underwater displacement 1.730 tons, the maximum length is 76.6 meters, the maximum width is 6.7 meters, and the maximum height 15.35 meters. At present, the construction of this type 33 submarine has stopped.