The anti-Japanese cartoon of children's injections in the 1960s and 1970s was Private Zhang Ga. According to relevant information, the plot of children's injection appeared in the tenth episode "Private Zhang Ga's Injection". The main plot of this episode is: Private Zhang Ga and his comrades-in-arms were chased by the enemy in a battle. They fled to a village and were taken in by the villagers. In the village, soldier Zhang Ga found a little boy sick. He suggested giving the boy a vaccine, but the villagers didn't trust the vaccine and didn't want the boy to get an injection. In order to protect the boy's health, soldier Zhang Ga decided to do it himself with his comrades-in-arms, vaccinate the boy and publicize the role and importance of the vaccine to the villagers. Finally, the villagers were persuaded and agreed to vaccinate the children, and the little boy recovered.