Zhejiang Dayang Chemical Co., Ltd. is high-tech enterprise, " Contract and trustworthy enterprise" AAA unit of Zhejiang Province, the eximious taxpayer, ��옙hua��옙rademark is the famous trademarks of Zhejiang Province and potassium carbonate is the main product. The company passed ISO9001 international quality system, ISO14001 environmental management system certification and cleaner production certification, won AAA credit enterprise by financial system these years.website:www.dyhg.comproducts:potassium bicarbonate potassium carbonate,ammonium chloride
