Zhengzhou Greatwall Scientific Industrial and Trade Co.,Ltd.

Zhengzhou Greatwall Scientific Industrial and Trade Co, Ltd (GWSI) manufactures glass reactors, rotary evaporators, temperature control instruments, and vauum pumps for laboratory and industrial applications. Offering you one-stop solutions, we handle OEM customization using high-end components to guarantee optimum functioning.

GWSI produces rotary evaporators, glass reactors, temperature control units and vacuum pumps for heating, distilling and mixing liquids. Every component used for our products is of premium material and has been tested to guarantee longer service life.

"1. Since 1988, Zhengzhou Great Wall Science, Industry and Trade Co., Ltd. has been a hub for science and technology, combining research, development, manufacturing, and operations.
2. Our core values include a commitment to scientific and technological innovation, service to society, dedication to education, and advancing the field of science. Through ongoing research and technology buildup, we provide precision instruments for various sectors like chemicals, biology, pharmaceuticals, new materials, new energy, electronics, metallurgy, petroleum, and machinery.
3. The Zhengzhou Great Wall brand is well-regarded in the industry and trusted by customers.
4. At Zhengzhou Greatwall Scientific Industrial and Trade Co., Ltd. (GWSI), we specialize in crafting glass reactors, rotary evaporators, temperature control instruments, and vacuum pumps for both lab and industry use. Our all-in-one solutions include customized options with high-quality components for optimal performance."

1988

"Scientific Instrument Industry, Reaction and Separation Equipments, Reactors, Rotary Evaporators
Scientific Instrument Industry, Vacuum Obtaining equipments, Circulating Water Multi-purpose Vacuum Pumps, Diaphragm Vacuum Pumps
Scientific Instrument Industry, Temperature Control Equipments, Refrigeration and Heating Devices, Circulating Coolers, Constant Temperature Reactor Baths"