Square ham sausage. Square ham sausage can be collectively called square ham sausage. There are many square sausages on the market, which are not much different from conventional sausages. Ham sausage is a kind of meat processed food which is deeply loved by consumers. It is made of livestock and poultry meat as the main raw material, supplemented by fillers, condiments, spices and other substances, through pickling, chopping, high-temperature cooking and other processing technologies. It is characterized by tender and fresh meat, convenient carrying, simple eating and long shelf life.