No.15 Anyang Road,Shangjie Industrial Development Zone,Zhengzhou,P.R.China
Zhengzhou Greatwall Scientific Industrial and Trade Co., Ltd. is a comprehensive company integrating research, development, production operation together. Since our establishment in April, 1988, has developed teaching instruments equipment ...
Teaching and Research Special Instruments (Water Circulating Multi-purpose Vacuum Pump,Low-temperature Cooling Liquid Circulating Pump,Double-layer Glass Reaction Kettle with Variable Frequency Speed Control,Rotary Evaporator,Integrated Thermostatic Magnetic Blenders,Diaphragm Vacuum Pump,Solvent Recovery Vacuum System,Recyclable Cooler,Water Circulating Chiller,Low-temperature Stirring Reaction Bath,Hermetic Refrigerating and Heating Circulator,High Temperature Circulator,Stirrer)