Zhongsheng is a high-tech enterprise specializing in the production of new refrigerant, refrigerant, water treatment agent, corrosion inhibitor and synergist. It has Cangzhou Zhongshengzhai Refrigeration Technology Co., Ltd. and Zhongshengzhai Refrigeration Technology (Tianjin) Co., Ltd. Tianjin Zhongsheng has always adhered to the theme of continuous innovation and excellence, and its research and development of new refrigerant carrier is at the international leading level. Tianjin Zhongsheng is the only high-tech enterprise with national laboratory in China. Zhongsheng has more than 50 products, which can meet the requirements of various working conditions. National sales hotline 13021382521!