Foreign matter winding high voltage lines seriously endangers the safe and stable operation of transmission lines. In case of rain, fog or strong wind, it is easy to cause interphase short circuit or live equipment discharging to surrounding objects, leading to unplanned shutdown of lines and even safety accidents. After discovering such hidden dangers, the staff shall decide the operation method based on the size of the foreign body, the weather and the site. If the live operation condition is met, the insulated operation lever shall be used to manually remove the foreign body wound on the wire. Those who do not have live operation conditions need to apply for emergency power cut demolition. The traditional operation method of manual demolition is time-consuming, laborious and has the disadvantages of potential safety hazards.