Zhengzhou Keda Machinery and Instrument Equipment Co., Ltd, established in 1981, is a famous manufacturer of Lab equipment located in the central China. The main products include spray dryer,glass reactor, water circulating vacuum pump, freeze drying machine, rotary evaporator, low temp., cooling liquid circulating pump and so on. Our company has become a pacesetter of the lab instrument in China. -- With 10 years foreign trade,and over 30 years domestic trade in China. -- Our customers are all over the world, mainly spread in America, Canada, India,so on. -- Experienced OEM service made to customer specifications. -- Dedicated customer service and technical support.