JIUQUAN, Oct. 30 (Xinhua) -- Chinese astronauts Zhang Lu, Wu Fei and Zhang Hongzhang for the upcoming Shenzhou-21 spaceflight mission, met the press on Thursday.

The Shenzhou-21 crewed spaceship is scheduled to be launched at 11:44 p.m. Friday (Beijing Time) from the Jiuquan Satellite Launch Center in northwest China, the China Manned Space Agency announced at a press conference earlier on the day.