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Haodafeng New Material Technology Co., Ltd. is a company engaged in the business and technical services of plastic additives and additives, and is committed to providing new products, new formulas and application technologies to the industry and customers. Products are widely used in polyolefin industry, synthetic rubber, downstream modified plastics, polyurethane, PVC stabilizer industry, coating industry, oil industry and other fields of various kinds of high polymer material synthesis, modification and forming process......