Nanjing Sannuo Chemical Co., Ltd. is built in 2005, through years of efforts and society support, Now we become a good image and technique level international enterprise . Our products including intermediates series and optical brightening agents series, our mainly products are P-Toluic acid, O-Toluic acid, O-Aminophenol, P-tolunitrile, 2-Cyanobenzyl chloride,4-Cyanobenzyl chloride and OBA series.