Is it hard for Shanghai Salvage Bureau to drive tugboats?

1. Tugboats need to sail at sea for a long time before they can go to work. In the face of unstable waves and weather, it is easy to feel tired and uncomfortable, and the psychological pressure is relatively large.

2. Tugboat crew often need to refuel and maintain, the time law is chaotic, and lack of rest leads to health problems. Shanghai Salvage Bureau (Shanghai Company of China Offshore Engineering Co., Ltd.) was established in August of 195 1, and it is one of the largest professional salvage units in China.