The bollards are designed and selected according to the berth capacity and the structure of the wharf, which meets the requirements for safe and reliable operations and convenient use of ships when docking, berthing, relocating, and turning. The bollard consists of the shell, anchor rods, nuts, washers, anchor plates and core packing. The bollard is divided into cast iron (HT200) and cast steel (ZG230-450), specifications: 50KN-2000KN. Due to its reasonable design, it can meet the requirements of safe and reliable operations and convenient use of various tonnage ships such as docking, berthing, berthing and turning.