General Department of the Chinese People's Liberation Army (中国人民解放军总参谋部)
Vertical on the left a Mao quotation: "Revolutionary war is a people’s war, only by mobilizing the people can one wage war, only by relying on the masses can one wage war".
The slogan on the right of the quotation: "Prepare for battle".
Nr. 3 of the set 'Posters showing measures against atomic, chemical and bacterial warfare' (1971).