Laffans Petrochemicals Limited

Henan Zhongke Engineering Technology Co., Ltd. is a key enterprise in Zhengzhou High tech Zone, specializing in the research and development, manufacturing, and processing of mining machinery and industrial beneficiation equipment. It is a joint-stoc

For over 50 years, BUCHI has been known as the inventor of the Rotavapor®, the world's market leading product in evaporation technology, and the innovator of many other laboratory instruments based upon Evaporation and Vacuum technologies. ...