In 2001, it successfully passed ISO9001 quality management system certification for the first time, and successively obtained "China's famous brand", "national quality credit AAA enterprise"
"China's leading refrigeration industry enterprise", "key supporting enterprise of Zhejiang Province", "the first batch of credit rating enterprises of Zhejiang Province", "self inspection enterprise of export products" and "national quality service consumer satisfaction Enterprise" The national patents independently researched and developed are the first level supplier member units of "Shanghai Baosteel Group" and "CNPC".