Abstract: At this stage, due to the continuous improvement of customers' requirements for power supply reliability, the power supply enterprises, in terms of providing stable power supply demand for customers, have continuously realized the transformation and upgrading from live work to uninterrupted power supply with the goal of uninterrupted power supply in the distribution network. At present, the related technologies of power distribution live work bypass have made great development breakthroughs in stable power supply, so as to improve the safety, stability and reliability of relevant live work. This paper studies and discusses the related technology and development of live working bypass in distribution network.。