Anhui Jianghuai Aviation Oxygen Supply and Refrigeration Equipment Co., Ltd., affiliated to China First Airlines, was established in 1974, which is the earliest domestic air conditioner manufacturer in China. Swan brand air conditioner was once one of the first ten famous brand products in China, and it was rated as "recommended product by China Consumers Association" for five consecutive years, and it was also "national customer satisfaction product", "Anhui famous brand" and Anhui famous brand product. 1989 has become the largest military air conditioning production and R&D base in China, and 1996 has passed the national military product quality assurance system certification. The main products are two categories1more than 20 varieties, which have been widely equipped in all arms of the whole army and have been recognized by users. He has won the first prize of national defense science and technology progress in Anhui province and the special prize of scientific and technological achievements of AVIC company for many times.

The company now has jurisdiction over military air conditioning division, special air conditioning division, civil air conditioning division and manufacturing division. "Swan" air conditioning products have been formed from household air conditioners; Domestic and commercial central air conditioning; Driving and elevator air conditioning; Industrial electric cabinet air conditioner; Special vehicles, shipboard air conditioners, military cabins, armored vehicle air conditioners and other series of products have become one of the few domestic manufacturers that have fully entered the field of air conditioning and refrigeration.

Relying on strong technical development and equipment advantages, and under the guidance of the service tenet of "all for customers, all for customers, all for customers", the company constantly promotes technological innovation and management innovation, creates fine products and opens up markets.