A power cord is a wire that transmits current. The way current is normally transmitted is point-to-point. Power cables can be divided into AC power cables and DC power cables according to their uses. Generally, AC power cables pass through AC cables with high voltage. Such cables can be formally produced by the safety certification party with unified standards due to high voltage. The plug of power line configuration is commonly used as gb standard, European standard, British standard, American standard and Japanese standard. There are many kinds of power lines, our company mainly do rubber plastic soft power line, this kind of power line because of the use of often move, bend, twist, etc., so it requires soft power line, stable structure, not easy to kink, and has a certain wear resistance; Plastic sheath rubber power cord can be directly buried in the soil for laying.