1 Heshun Refrigeration (national first-class qualification for cold storage construction, leading brand in the cold storage industry, AAAA credit enterprise in Anhui Province, key protected brand in Anhui Province, unit member of the Chinese Refrigeration Society, China Cold Chain Equipment Gold Medal Service Provider)

2 Punk Refrigeration (Top Ten Cold Storage Brands, Anhui Famous Trademark, Enterprise with Level 3 Electromechanical Installation Qualification and GC2 Pressure Pipe Construction License, Hefei Punk Refrigeration Engineering Co., Ltd.)

3 Sanyo Refrigeration (top ten brands of cold storage, high-quality enterprises in the cold storage industry, Sino-Japanese joint venture high-tech enterprises, top ten cold storage enterprises in China, Dalian Sanyo Refrigeration Co., Ltd.)

4 Dalian Bingshan Group (top ten brands of cold storage, Dalian Famous Trademark, No. 1 in the National Petrochemical General Machinery Industry and National Industrial Refrigeration Industry, Dalian Bingshan Group Co., Ltd.)

5 Yuyang Refrigeration (Top Ten Cold Storage Brands, Shanghai Famous Trademark, China Environmental Management System Certification , Shanghai Yuyang Refrigeration Company)