Founded in 1994, Zhengzhou Changzheng Instrument Manufacturing Co., Ltd. is a high-tech enterprise integrating scientific research, design, production, maintenance, sales and system integration.The main experimental instruments are glass reactor, glass rectification tank, homogeneous reactor, high pressure reactor, rotary evaporator, low temperature circulation pump, high and low temperature integrated machine, low temperature coolant circulation pump, stainless steel high pressure reactor, small high pressure. A series of laboratory laboratory instruments, such as reactors, micro-high pressure reactors, magnetic stirrers, etc., we are committed to let customers buy the best quality experimental instruments at preferential prices.Long March Instruments currently has offices in Beijing, Shanghai, Chengdu, Xi'an, Zhengzhou and other places, including Shanghai Kezhen Instrument Equipment Co., Ltd. (representing many well-known domestic brands), Shanghai Kelei Instrument Equipment Co., Ltd. and other brand companies. (Mainly produces high-pressure reactors, sales laboratory laboratory beakers and other laboratory equipment).

Business Type	Manufacturer	Country / Region	Henan, China
Main Products	Glass reactor, Rotary evaporator, High and low temperature circulation device, Short-range molecular distillation, Cryogenic coolant circulation pump	Total Employees	51 - 100 People