Shawpak Systems - Checkweigher Checkweighing Equipment - a Canadian distributor checkweigher or checkweighing equipment, systems, machines in Canada, serving the food and pharmaceutical packaging industries. Alpha checkweighers manufactures a reliable checkweigher, digital checkweighers, accurate checkweighing equipment, systems anc machines that are distributed in Canada for the food and pharmaceutical packaging industry. ©2010 Shawpak Systems, Canada Conveyor Manufacture, Oakville, Ontario, Canada.