Yantai Zhongsheng Refrigeration Equipment Co., Ltd. is located in Yantai, a beautiful city of China. We have a first-class plant, production equipment and a first-class R&D team. We would like to provide more high-quality products, reasonable prices and personalized service to all our customers at home and abroad. Our main products are air coolers, aluminum pipe evaporator.condensing unit,parallel compressor unit.lqf machine.deep-frozen devices.and other refrigeration equipment. We welcome ...