A Long March-4B carrier rocket carrying the Tianhui II-02 satellite group lifts off from the Taiyuan Satellite Launch Center in north China's Shanxi Province, August 19, 2021. China launched the Tianhui II-02 satellite group at 6:32 a.m. on Thursday. It was the 384th flight mission of the Long March series carrier rockets. (Photo/Courtesy of Zheng Bin)
A Long March-4B carrier rocket carrying the Tianhui II-02 satellite group lifts off from the Taiyuan Satellite Launch Center in north China's Shanxi Province, August 19, 2021. China launched the Tianhui II-02 satellite group at 6:32 a.m. on Thursday. It was the 384th flight mission of the Long March series carrier rockets. (Photo/Courtesy of Zheng Bin)
A Long March-4B carrier rocket carrying the Tianhui II-02 satellite group lifts off from the Taiyuan Satellite Launch Center in north China's Shanxi Province, August 19, 2021. China launched the Tianhui II-02 satellite group at 6:32 a.m. on Thursday. It was the 384th flight mission of the Long March series carrier rockets. (Photo/Courtesy of Zheng Bin)
A Long March-4B carrier rocket carrying the Tianhui II-02 satellite group lifts off from the Taiyuan Satellite Launch Center in north China's Shanxi Province, August 19, 2021. China launched the Tianhui II-02 satellite group at 6:32 a.m. on Thursday. It was the 384th flight mission of the Long March series carrier rockets. (Photo/Courtesy of Zheng Bin)
A Long March-4B carrier rocket carrying the Tianhui II-02 satellite group lifts off from the Taiyuan Satellite Launch Center in north China's Shanxi Province, August 19, 2021. China launched the Tianhui II-02 satellite group at 6:32 a.m. on Thursday. It was the 384th flight mission of the Long March series carrier rockets. (Photo/Courtesy of Zheng Bin)