Recently, the leaders of a certain computer training base in the north visited Kaichang. By observing the functional demonstration of Kaichang's second-generation multi-functional communication, positioning, search and rescue interactive intelligent command system, they gained a comprehensive understanding of the existing functions of the system and its unique performance advantages in market competition. They also exchanged their experiences based on the actual emergency rescue situation and discussed the expansion application of the system in the power and other markets. At the same time, extensive exchanges were conducted on big data, model construction, hazard source identification, etc.