The freezer brand of Nongfu Spring is Aucma, an old electrical appliance company. Aucma, an old electrical appliance enterprise, was founded in 1987 and listed on the Shanghai Stock Exchange in 2000. It is one of the golden flowers of Qingdao Laowu. After listing, Aucma gradually lost in the diversified blueprint, lost the first position of 1990 s freezer business, and began to focus on its main business in recent years.