Core Insights - The Shenzhou-20 astronaut crew has been working and living in the Chinese space station for over 20 days, engaging in scientific experiments and emergency drills [1][4] - The crew has conducted biological technology experiments and completed the first full-system pressure emergency drill, simulating internal pressure loss scenarios [4] - Regular maintenance and checks of onboard equipment, including low-temperature storage for biological samples and spacesuits, have been performed [8][9] Group 1 - The Shenzhou-20 crew is actively involved in space science experiments, including observing microbial effects in cell culture modules [4] - The crew successfully completed a full-system pressure emergency drill, demonstrating effective "Earth-space collaboration" for emergency response [4] - Regular inspections and maintenance of the low-temperature storage device and spacesuits have been carried out to ensure operational readiness [8] Group 2 - The crew has maintained a clean and organized environment within the space station, including waste management and material organization [9] - Health maintenance activities include daily exercise and various medical checks, such as ECG and dynamic blood pressure measurements, to monitor the astronauts' health [10]