... 3. Results in Seconds 4. Bioegradeable 5. Non-Flammable Nanjing JLHB Environmental Technology Development Co., Ltd is specialized in refrigeration ... factories(one is located in Yongyang Industrial Park, Lishui, Nanjing with an area of 20000 square meters, mainly manufacturing heat ... ; another is in No.36, Runqi Road, Jiangning, Nanjing with an area of 4000 square meters, mainly producing refrigeration ...