JIUQUAN, Oct. 12 (Xinhua) -- Chinese astronauts Fei Julong and Nie Haisheng entered the capsule of spacecraft Shenzhou-6, preparing for the country's second manned space mission.

In the next few days of space flight, the two astronauts will, for the first time, move from the return module into the orbital module.

Compared with Shenzhou-5, China's first manned spacecraft orbiting the Earth two years ago, more than 110 technical modifications have been made for the 9.2-meter-long Shenzhou-6. Enditem