Three members of the Young Pioneers search for the source of a rare piece of ore.
Cast:
Wang Shaoping, Li Daojun, Yiqin Zhou, Deng Nan, Shiming Zhi
Production:
上海电影制片厂
Xiao Yong
Da Yong
Cai Hua
Uncle Xu
Mother
Old Grandpa
Zhang Meng
Girl Hei ‘s Father
