File photos of three taikonauts trained for Shenzhou-15 mission(1/10)

Three taikonauts Fei Junlong (C), Deng Qingming (L) and Zhang Lu attend a training in a capsule simulator, Sept. 1,1 2022. (Photo provided by China Astronaut Research and Training Center)

They have gone through numerous rigorous training programs over the past decade and will carry out the Shenzhou-15 spaceflight mission.

Three taikonauts Fei Junlong, Deng Qingming and Zhang Lu undergo natural buoyancy test, Sept. 16, 2022. (Photo provided by China Astronaut Research and Training Center)

Three taikonauts Fei Junlong, Deng Qingming and Zhang Lu undergo natural buoyancy test, Sept. 16, 2022. (Photo provided by China Astronaut Research and Training Center)

Three taikonauts Fei Junlong, Deng Qingming and Zhang Lu undergo natural buoyancy test, Sept. 16, 2022. (Photo provided by China Astronaut Research and Training Center)

Fei Junlong undergoes natural buoyancy test, Oct. 5, 2022. (Photo provided by China Astronaut Research and Training Center)

Zhang Lu inspects equipments, Sept. 20, 2022. (Photo provided by China Astronaut Research and Training Center)

Deng Qingming is trained in spacesuit, April 6, 2022. (Photo provided by China Astronaut Research and Training Center)

Three taikonauts Fei Junlong (C), Deng Qingming (R) and Zhang Lu undergo training , Sept. 22, 2022. (Photo provided by China Astronaut Research and Training Center)

Deng Qingming undergoes sea survival training, Spet. 8, 2022. (Photo provided by China Astronaut Research and Training Center)

Photo shows Fei Junlong trained in a cabin, June 29, 2022. (Photo provided by China Astronaut Research and Training Center)