Zhao Guilan (赵桂兰) was a chemical worker who risked her life to protect the state-owned factory she worked in from disaster. She was praised as model worker and received by Mao and other state leaders during the National Conference of Model Workers, Peasants and Soldiers, 25 September 1950 in the Huairen Hall (怀仁堂) in Zhongnanhai, the government's leadership compound in Beijing.
This small print version of a painting by Lin Gang has titles in Chinese, English and Russian; the English title is as given on the print. A more literal translation of the Chinese title is "Zhao Guilan at the conference of outstanding workers". The large version can be found here.