... Development Co., Ltd is specialized in refrigeration equipment production in east China and Jiangsu province. After years of stable management, it ... Lishui, Nanjing with an area of 20000 square meters, mainly manufacturing heat exchangers; another is in No.36, Runqi Road, Jiangning, ... Positioning Directions: Spary it on the place where it is needed. If leak-off happened, there will has orange foam ...