Zhejiang Dayang Biology Technology Co.,Ltd. engages in research and development, production, and sale of biological products, agricultural chemicals, and chemical in China and internationally. The company's products include food additive potassium carbonate, potassium carbonate, food additive potassium bicarbonate, potassium bicarbonate, agricultural grade ammonium chloride, and industrial grade ammonium chloride. It also offers chemical products, such as 2-chloro-6-fiuorobenzaldehyde, 2-chloro-6-fluorobenzyl chloride, and anisole products; veterinary APIs, including amprolium HCL; and veterinary drug premixes comprising enramycin premixes. The company was founded in 1976 and is based in Jiande, China.