The astronauts of Shenzhou-14 manned spaceship, who entered the Tianhe core module of the space station, has successfully opened the Tianzhou-4 cargo spacecraft at 11:09 a.m.(Beijing Time) on June 6, 2022. After completing the environmental inspection and other preparations, they entered the Tianzhou-4 cargo spacecraft at 12:19 p.m.; next, the astronauts will also enter the Tianzhou-3 cargo spacecraft later and carry out cargo transfer and other related work as planned.