Shanghai Zhengqiao Scientific Instrument Co., Ltd. (www.zhengqiao 17. cn) is a company specializing in the research, development, production and sales of spray dryers, freeze dryers, low-temperature thermostats, photochemical reactors, ultrasonic cell shredders and other products. The company has professional temperature control technicians and advanced production equipment; Perfect production technology; Established a complete quality management system; Ensure product quality; Ensure safe production. We strive for products that are aesthetically pleasing, practical, stable, and cost-effective, and strive to save more experimental space for our customers. We will continue to provide you with safe, stable, and high-performance experimental equipment, making your experimental process easier. Our products have been selected in the Chinese Academy of Sciences, the Academy of Agricultural Sciences, the Academy of Medical Sciences and other institutions of higher learning, as well as in the State Key Laboratory of Peking University, Shanghai Jiaotong University, Fudan University, Zhejiang University, the Chinese University of Hong Kong, the Hong Kong Polytechnic University and other colleges and universities, and have been widely used in Shanghai Zhangjiang Pharmaceutical Valley, Suzhou Nanotechnology Park, Taizhou Medical High tech Park and so on.