Chinese astronaut Wang Yaping conducts training in Beijing in 2013. She will become the country’s first female astronaut to visit the Tiangong space station and perform a spacewalk following the launch of the Shenzhou-13 mission on Saturday. Photo: VCG

Wang (left) conducts training with Nie Haisheng (center), and Zhang Xiaoguang in a reentry capsule model in Beijing in 2012 in preparation for the Shenzhou-10 crewed mission, which was launched in June 2013. Photo: VCG

Wang practices a lecture that she will give from space during the Shenzhou-10 mission in a stimulator in Beijing in 2013. The lecture was delivered on June 20, 2013, from the Tiangong-1 space laboratory, which allowed students to speak with her via live video. Photo: VCG

Wang undergoes zero-gravity training in Beijing in 2013. Photo: VCG

Wang gets off a helicopter after finishing a hoisting training in 2012 in Beijing. She entered Wuhan Air Force and served as a pilot in 2001. Photo: VCG

Wang takes a test of her cerebral blood flow distribution in 2013 in Beijing. In May 2010, Wang officially became a member of China's second batch astronauts. Photo: VCG

Medical workers perform a cardiopulmonary function test for Wang in Beijing in 2013. Photo: VCG

Wang practices a helicopter hovering training in Beijing in 2012. Wang was a backup crew for the Shenzhou-9 space mission. Photo: VCG

Wang undergoes underwater training with the help of two divers. She has to wear over 120 kilograms of equipment daily for up to 4 hours of underwater training to prepare for the spacewalk during the Shenzhou-13 mission. Photo: Screenshot from Xinhua News

A portrait of Ye Guangfu (left), Zhai Zhigang (Center), and Wang Yaping (right), the three astronauts who will be sent to space on Saturday. Photo: China Manned Space Agency