Profile: Ningxia Darong Chemicals & Metallurgy Co., Ltd. specializes in cyanamid series. We deal with chemical intermediates, water treatment materials, fertilizers and pesticides. Our product range comprises of disodium cyanamide, cyanamide liquid, guanidine phosphate & diethyl guanidine sulfate. Our amino guanidine bicarbonate is used in the synthesis of intermediates of dyeing additives in textile industry.