Second poster of a set of 23 posters, part of the Five Year plan to popularize legal knowledge (October 1986). The individual posters discuss various major laws, including the Constitution, Penal Code, Criminal Procedure Law, Marriage Law, etc.
The poster further explains the last section of the Constitution (中华人民共和国宪法), i.e., "The basic rights of our citizens -- The basic obligations of our citizens" (我国公民的基本权利 -- 我国公民的基本义务, left and right, respectively).