Zhejiang, the fluorine chemical production base in China, has a rich resource of calcium fluorine minerals (materials of fluorine refrigerant). The headquarter of Hangzhou Juhai Environmental Technology Co., Ltd Is located in Hangzhou city, the capital of Zhejiang province which is well known by the human’s paradise for thousands of years. West Lake, the beauty, is only 1,500m in straight-line far away Juhai. Hangzhou Haide Electric Company, the predecessor of Hangzhou Juhai Environmental Compan...