九一八事变后，辽吉黑三省相继沦陷，日寇又准备进攻热河。北票是热河东面的重要门户，是热河唯一铁路的终点站，是通向辽西和进入华北的交通要冲，所以北票就成了日寇争夺的重心。为了首先占据北票，关东军派石本权四郎以关东军“嘱托” (联络员 )身份潜入北票。 石本权四郎 After the September 18 Incident, the three provinces of Liao and Kyrgyzstan have successively fallen and the Japanese aggressors are ready to attack Jehol. Beipiao is an important gateway to the east of the Rehe. It is the only railway terminal to Jehol. It is the gateway to western Liaoning and northern China. Therefore, Beipiao has become the focus of the Japanese contention. In order to occupy the Beipiao first, the Kwantung Army sent Shihben Shiro, who sneaked into Beipiao in the capacity of the Kwantung Army’s “exhortation” (liaison officer). Stone right Shiro