On February 21, the 800-ton marine crane ship developed by China Railway Science & Industry Group, a subsidiary of China Railway Hi-Tech Industry was delivered, which will be used for the hoisting of piers and beams of Dongwuyang Bridge and Xiashan Bridge on Ningde-Shangrao Expressway. The crane ship has two modes of fixed lifting and complete rotary lifting, with a maximum lifting capacity of 800 and 650 tons, respectively.