On the two 1951 posters, Zhang Daoyi is identified as being in the second year of the Shandong University Art Group (山東大學藝術系美術組二年級).
Zhang Daoyi (張道一)
(2) Strenghten the alliance of workers and peasants (1951, December)
(1) Step up the sales of cotton, have cotton in reserve (1951, December)
