Hunan Huitong Science&Technology Co.Ltd

We are leading manufacturer of manganese,indium and bismuth products together with their salts.They are all super fine and high purity.This is totally different from other ordinary products. We have more than ten years working and developing in the manganese dioxide and manganese nitrate etc which are specialized in tantalum capacitor. With many advanced engineers'researching and developing, we have the high-quality manganese dioxide for Li-Mn battery use and power-battery use.(eg,mobilephone battery,auto-battery.) Others like indium and bismuth, the purity is to 99.995% and each of the impurity is under 5ppm. We would like to developing friendly business relations with all the “First-class Management, First-class Service and First-class Benefit” .