DunAn Group, ranked the 371th of "Top 500 Chinese Company" in 2011, is "China Low Carbon Development Leading Enterprise" and top 100 among "The Most Competitive Chinese Enterprises". In line with "Green, Energy Conservation, Low Carbon, Environment Friendly" theme, DunAn has made great breakthroughs in promoting technical standardization, advocating green industrial products and realizing sustainable development. Take "Creating International First Class, Respectable Enterprise" as vision, DunAn aims to creating more values for customers and making more contribution to sustainable social development.

DunAn Cold Chain System Co., Ltd. (dunan Cold Chain) is a Sino-Singapore joint venture formed by DunAn Environment and Blue Universe Saving Technologies Co., Ltd. the customer' profitability, food safety and environmental sustainability are the top criterions of the company for making whatever business decisions. Supported by innovative technologies, long industrial experiences and efficient manufacturing systems, the company holds a strong commitment to our customers by supplying high efficiency cold chain systems, products and services. The system engineering division of the company focuses on providing complete turnkey solutions for supermarkets, hypermarkets and large cold rooms. The product distribution division offers cost effective OEM opportunities to engineering companies, equipment manufacturers and customers. The product range covers, plug-in refrigerated display cases, remote display cases, parallel compressor racks, unit coolers, rooflop condensers and transportation refrigeration units. The Energy Excellence Center of the company provides high value added services to customers by providing refrigeration system modeling, energy diagnosis, system upgrading, remote monitoring and control services.