Zibo Yiren Chemical Technology Co., Ltd.

Production and sales of phenylphosphorus dichloride and hydrochloric acid (the validity period is subject to the license); sales of sodium hydroxide, sodium hydroxide solution [content ≥ 30%] and other products within the scope of the "Hazardous Chemicals Business License" . (For operations without storage facilities, the limited period is subject to the license); sales of diphenylphosphorus oxide, hydroxymethylphenylphosphorous acid, and phenylphosphorous acid (the above three items do not contain hazardous chemicals and easy-to-make chemicals). Drugs) production and sales of diphenylphosphorus chloride (excluding hazardous chemicals and precursor drugs); technical research and development of plastic additives and rubber additives, production and sales of aluminum hydroxide, instruments and pipe fittings, Sales of chemical raw materials and products (the above scope does not include hazardous chemicals and precursor drugs), hardware and building materials, and import and export of goods. (Projects that require approval according to law can only be carried out with the approval of relevant departments)