"Pictorial explanation of the First Five Year Plan (1953-1957) for the development of the national economy of our nation" (我国发展国民经济的第一个五年(1953-1957)计划图解) is a series of 12 posters, ca. 1955, possibly incomplete.
The 10th sheet, "Plan to train construction cadres within five years" (五年内培养建设干部的计划), shows various training classes for future cadres in construction. Below, "Indicators for improving labor productivity within five years" (五年内提高劳动生产率的指标), are referenced.