Nanjing Jiuding Environmental Technology Co., Ltd. is a National High&New Technology and SMEs in Specialized New Sectors enterprise mainly engaged in the production of large-scale low-temperature freezing equipment and environmental simulation engineering construction. The main products include room temperature/medium&low temperature chillers, low temperature/ultra-low temperature cascade chillers, carbon dioxide chillers, shell and tube heat exchangers, finned type heat exchangers and other refrigeration equipment, as well as air treatment equipment that controls temperature, humidity, pressure and other indicators. We also provide various large-scale environment simulation engineering construction and maintenance services for the integrated application of the above devices.