At 16:55 on August 17,Our country used the Long March 4C carrier rocket at the Xichang Satellite Launch Center to successfully send the Test 28B-02 satellite into the predetermined orbit. The launch mission was a complete success.The satellite was developed by the Microsatellite Innovation Institute of the Chinese Academy of Sciences and is mainly used to carry out space environment detection and related technology experiments.

This mission is the 71st satellite launch mission of the Microsatellite Innovation Institute of the Chinese Academy of Sciences. So far, 185 satellites covering communications, navigation, remote sensing, science, micro-nano and other fields have been successfully launched.

The Long March 4C carrier rocket that carried out this mission was developed by the Eighth Academy of China Aerospace Science and Technology Corporation. It is a room-temperature liquid three-stage rocket.It has the ability to launch various types of satellites in different orbits, and its sun-synchronous circular orbit with a height of 700 kilometers has a carrying capacity of 3 tons.

This launch is the 589th flight of the Long March series of launch vehicles.