企業榮譽
杰信制冷具有國家安裝、維修A類Ⅱ級和國家水處理一級資質證書，已通過 ISO9001質量體系認證、ISO14001環境管理體系認證，被中國設備管理協會評為全國質量信譽有保障優秀服務單位，被北京市工商行政管理局評為重合同、守信譽A級企業，是中國制冷空調行業協會的會員。
Honors and Awards
With the nationally recognized ClassⅡ, Type A certificate of qualification for installation and maintenance and the first-class certificate of qualification for water treatment, the company has been accredited to ISO9001 quality system and ISO14001 environmental management system, recognized by China Equipment Management Association as nationally trusted service provider and by Beijing Municipal Administration for Industry and Commerce as Class A trusted enterprise.