Operations should be halted in adverse weather conditions (such as winds of force 6 or above, heavy rain, heavy snow, thick fog, etc.) to ensure safety
During the operation, ensure that no one stays, works or passes under the boom and the load. When lifting the load, it is strictly prohibited for people to pass over
Before starting, check that the weight limiter, height limiter and other safety protection devices are intact and in good condition, and act sensitively and reliably