Ningbo Hans Aa Tarpaulin Manufacturing is a subsidiary of Hans Aa and Sons A/S wholly owned Danish company with productions sites in Denmark, Poland and China. Hans Aa and sons A/S are the world leading company for producing Tarpaulins for industrial use, and for use in the Wind Turbine industry in particularly. Hans Aa and sons A/S are supplying Tarpaulins for some of the largest producers of Wind Turbines in the world.

Hans Aa and Sons was founded in year 1949, since then Hans Aa and sons has developed to be a International company, with more than 80 employees world wide.
Hans Aa and Sons A/S has specialized in producing covers for Towers, Nacelles and Blades, and any other type of protection and covering of Wind Turbines, no task is to small for Hans Aa and Sons A/S.