The companies cover a total area of 70 mu and are located in the middle section of Jinwei Road, Chemical Industry Park, Yutai County, Jining City. The companies possess a number of utility model scientific and technological patents for environmentally friendly refrigerants, aerosols, etc. They have the integrated production capacity of compounding and filling 20,000 tons of refrigerants per year and the production capacity of 5,000 tons of aerosols per year.