leoaojia at gmail dot com We are one of the professional producers of formic acid/ sodium formate / sodium sulphate anhydrous Xingtai Aojia Additives Manufacturing Co., Ltd The monthly capacity will be 500MT with good quality and price. Our main market is in South America, Brazil , the export capacity will be 120MT per month to here. We hope can find the new market and establish business relations on the basis of mutual benefit with you for a long time.