On April 28, 20, the first batch of permanent magnet institutions, which was independently developed by Yangzhou New Concept Electric Co., Ltd., was successfully put into operation in Foshan, Guangdong, which is the first time in Nanjing Nanrui Jikao Engineering Technology. Ltd., participate in the Guangdong Power Grid Limited Responsible Company 10kvsf6 full insulation circuit breaker automation equipment.