Shares in other businesses like Zhejiang Yongtai Chemicals have plunged more than 40%, jeopardizing the return of its leader Wang Yingmei to the list.

FORBES: Staying Power: What Does It Take To Stay On The Forbes China Rich List?

The three will return to the spacecraft again and separate the module for the manual docking to be performed by Liu Wang.

FORBES: China Astronauts Prepare For Historic Weekend Mission