Actors : Fengliang Yang, Gerhard Olschewski, Ming Gao, Zifeng Liu, Directors : Jianxin Huang,
Engineer Zhao Shuxin likes playing chess a lot. Once during his business trip, he loses a black cannon chessman which leads to unexpected consequences for him.
Actors : Xiaoqing Mai, Xuehong Li, Fengliang Yang, Qun Ma, Directors : Xueqiang Zen,
A welder who tries to improve herself through self study is opposed by the factory director.