Distance training, also known as satellite live training, telephone conference, etc. , free from geographical restrictions, can realize two-point and multi-point high-definition real-time interaction through satellite. Sometimes called "global vision training system", it refers to the system equipment in which two or more individuals or groups in different places transmit sounds, images and files to each other through satellite and multimedia equipment, so as to achieve real-time and interactive communication and complete training purposes. With the popularization of video conference, people are more and more interested in remote video communication. And distance training, because of its many advantages, is gradually valued by enterprises. On the one hand, the cost of traditional off-site training is high, on the other hand, the traditional off-site training has little effect. Training has become the biggest headache for many human resource managers. Distance training has broken the traditional training mode, reduced the operating cost of enterprises, and brought new changes to the training work without being affected by factors such as time and place.