Before revision: China launched the Chang'e 5 and 6 lunar sample return mission on November 23, 2020 and May 3, 2024 respectively, which returned to Earth with 2 kilograms of lunar soil on December 16, 2020 and June 25, 2024 respectively.
After revision: eachChina launched the Chang'e 5 and 6 lunar sample return mission on November 23, 2020 and May 3, 2024 respectively, which returned to Earth with 2 kilograms of lunar soil on December 16, 2020 and June 25, 2024 respectively.