Cast
Chen Qiang
Hou Zhan-Xi
Defu Du
Xi Bo-Xiang
Jiang Hao
Chief engineer
Wang Jiayi
Liang Ri-Sheng
Lü Ban
Factory Director
Yang Yu
Wu Yizhu
Jingping Zhang
Worker
Yin Liang
Worker
Lu Fei
Engineering department head
Xiaofei Sun
Worker
Feng Jin
Military delegate
Chunying Wang
Worker
Lin Na
Radio announcer
Wang Lifu
Technology section head
