​On September 4, 2021, YS-CSD300 cutter suction dredger was successfully delivered

On July 29, 2021, the 14 inch cutter suction dredger ordered by Egyptian customers was delivered

On July 31, 2021,​ YS-CSD2508 Cutter Suction Dredger Delivered Successfully

On the afternoon of July 15, 2021, Yongsheng Wang , chairman of Yongsheng dredging equipment company, Xin, manager of sales department, Yuan and Gao of Design Department warmly received Professor Hu of Design Institute and four people from the client.

On July 10, 2021, YS-CSD4014 full hydraulic cutter suction dredger is being manufactured.​

On July 2, 2021, the customized 12 inch cutter suction dredger was successfully delivered