Factory workers in 1947 repair a bridge over Song Hua River so that Communist forces can use it.
Qiang Chen
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
Lu Fei
Engineering department head
Xiaofei Sun
金风
Military delegate
Chunying Wang
Lin Na
Radio announcer
Wang Lifu
Technology section head
Wang Bin
Director
Min Yu
Writer
He Shide
Music
Shirong Li
Bao Jie
Director of Photography
Liu Xueyao
Art Direction
Xianchang Lü
Sound
Zepu Bi
Makeup Designer