1. Drivers of small winches (all kinds of internal gear winches and loading and unloading winches with drum diameter less than 1.2m) must undergo technical training, pass the examination and hold relevant certificates.
2, small winch driver must go through technical training, pass the exam, after obtaining the "certificate", a valid "certificate" can mount guard operation.
3, must understand the structure, performance and principle of this equipment.
4, must hold a valid small winch operation certificate, it is forbidden to operate without a license.