LuoYang Botan Tech, Co., ltd. was found in 2007. Her founder Dr. Chen has always been engaged in the research and development of Air-classification technology. The new high-performance Coanda jet classifier was successfully innovated after Dr.chen return China. Especially applying the high-dispersion ultra-thin 2mm nozzle (Patent), the ultra-fine particle classification, which had been an un-solved problem, was reached a breakthrough application. Corporated with Powder Systems Corporation at Japan, our company is now especially engaged in the manufacturing and selling of High-performance; anti-abrasion; Low-cost BD series Coanda jet classifier.