1.apply to air-condition, refrigeration 2.built-in TCP/IP Nanjing JLHB Environmental Technology Development Co., Ltd is specialized in refrigeration equipment production in east China and Jiangsu province. After years of stable management, it now has a great reputation among customers. It has one business hall(located in No.34, Huju South Road, Nanjing, covering about 500 square meters) and two ...