Zhang Guoshan

Zhang Guoshan was born in 1959 and holds a secondary vocational diploma. From 1976 to 1989 he worked at the Junchuan Farm in Luobei County, Heilongjiang, and from 1989 to 2000 at the Sanhe Jieshen Dry-Cleaning Machine Factory. In 2001 he founded Sanhe Tongfei Refrigeration Equipment and has served as its chairman ever since; he is chairman of Sanhe Tongfei Refrigeration (300990.SZ), a specialist in industrial temperature control and data-centre liquid cooling.