Chaoyang Jiaqi Manganese Industry Technology Co., Ltd.: Plant in 2013, 2015 formally put into production, manganese sulfate products, annual output reach 6000-8000 tons, is the Yangtze River to the north the largest manganese sulfate production manufacturers. The main products are industrial manganese sulfate, feed grade manganese sulfate, agricultural manganese sulfate and battery grade manganese sulfate.