In January 2019, the Academy of Space and Space Information of the Chinese Academy of Sciences put the switch system and its supporting equipment into use. After the day and night installation and debugging of our technical staff, it has been fully opened and put into operation, which provides the Academy of Space and Space Information of the Chinese Academy of Sciences with high reliability, high stability and high efficiency. The quality of communication information service and the guarantee of communication information security also contribute to the development of space and space information in our country.