孙余铭同志是宁夏大武口建材厂学校校长。他于1955年开始从事教育工作,1960年从浙江省乐清县支边来到宁夏。在漫长的岁月里,他兢兢业业,勤勤恳恳,一心扑在教育事业上,一干就是三十多年。他有过志在四方、意气风发的青年时代,有过奋进闪光的中年时代,如今,岁月的刀痕刻满了他的眼角额头,他依旧工作在学校。在工作中,他全面贯彻落实党的教育方针, Comrade Sun Yu Ming Ningwu Dawukou building materials factory school principals. He started his education work in 1955 and came to Ningxia in 1960 from the branch of Yueqing County in Zhejiang Province. In a long time, he conscientiously, diligently, wholeheartedly flutter in education, one is more than thirty years. He has been aspiring in the Quartet, high-spirited youth, there has been into a flash of light middle age, and now, the years marks the forehead covered his eyes, he is still working in school. At work, he comprehensively implemented the party’s education policy,