Electrocution first aid methods are quickly detached from the power supply, on-site rescue. 1. Disconnect from the power supply: after the occurrence of electric shock, to immediately make the electrocuted person from the power supply, the nearest pull open the power switch. Can not find the switch or plug, can be used to dry sticks will be set aside wire, so that the electrocuted from the power supply. Available dry board pad in the electrocuted person’s body below, so that people and ground insulation. 2. On-site rescue: such as electrocution respiratory heartbeat has not stopped, should be quiet and rest, do not let the electrocuted person to walk around, reduce the burden on the heart, closely observe the changes in respiratory heartbeat. If there is a heartbeat respiratory arrest, immediately perform chest compressions and artificial respiration, call 120 in time, the doctor arrived at the scene, according to the condition of the oxygen, medication and so on. First aid for electrocution should be quick, if there is cardiac arrest, immediately rescue.