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Our effective investment in research and development ensures continuous improvement in the quality and performance of our products. "To provide customers with technical solutions based on innovative cement and concrete admixtures, to provide customers with value-added services with innovative technology and services", which is the service tenet of Shanghai Hongyun people.  "To become China's first-class cement, concrete admixture products and services supplier, technical service partner", this is our corporate vision.   Shanghai Hongyun company attaches great importance to participating in industry activities to promote the development of the industry. At the beginning of its establishment, it joined the Admixture Committee of Shanghai Concrete Industry Association and became a member. We also participated in the formulation and evaluation of national standards for polycarboxylic acid, and standard for vinyl polyethylene glycol ether ,an important raw…

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