Located near the Tang Tower in the ancient city Gaoyou by the beautiful Zhu Lake close to the Jinghang Great Canal, adjacent to the Beijing-Shanghai Expressway in the east, Gaoyou Auxiliary Factory has been accredited to IS09002, specialized in producing fluorescent brightener series product, organic pigment, dyestuff intermediate, and organic amine catalyst. Our product has high hi-tech content, and we are equipped with advanced equipment, as well as enjoy a powerful technical force and a co...