Be ready at all times to wipe out any invader

随时准备歼灭入侵之敌
Suishi zhunbei jianmie ruqin zhi di
Be ready at all times to wipe out any invader
1970, March
Shaanxi renmin chubanshe (陕西人民出版社), Xi'an
77x107 cm.
PC-1970-l-007

The scene in the background represents resistance against the Japanese occupation.