efei Longbow Optoelectronic Technology Co., Ltd is a high & new 
technology enterprise which is professionally engaged in research and 
manufacture of intelligent color (identifying) sorting equipment for many years. 
Our history following:
2002-Devoted ourselves into the R&D also production of the 1st generation 
color sorter in China.
2005-Developed color sorter machine control system based on DSP chip,and 
applied the Fuzzy Control Theory to color sorting industrial,then first-generation 
CMOS color sorter with DSP chip.
2011-Work with the most advanced color sorter supplier in the world. 
Participated ourselves into R&D,producing,selling and management.
Mastered core technology of the most advanced color sorter in the world.
2014-Set up Hefei Longbow Optoelectronic Technology Co.,Ltd in Hefei, 
China, and registered the "LONGBOW" trademark.
2015- Launched Longbow US series rice color sorter.
2016- Launched Longbow CS series multi-functional color sorter.
2017-Launched Longbow CCS series multi-functional color sorter with 5000+ 
pixel CCD camera and higher frequency ejectors.
2018-Launched Longbow CR series rice color sorter.

We manufacture vertical sorting machine also belt-type sorters for different size 
agricultural and industrial products, such as rice,bean,seeds,corn,wheat,paddy, 
plastic and glass etc.
With many years experience in CCD color sorting technology,more than 5000 sq.m 
workshop,our 120 works are here aiming at supplying the more competitive
 identificating machine and much more better after-sale service.