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簡體中文 English

Honorary qualification

Member of intellectual property branch of China Chamber of Commerce

Member of intellectual property branch of China Chamber of Commerce

Member of intellectual property branch of China Chamber of Commerce 2018-2021

Member of intellectual property branch of China Chamber of Commerce 2018-2021

ISO9001 quality management system certificate

ISO9001 quality management system certificate

ISO9001 quality management system certificate_ english

ISO9001 quality management system certificate_ english

Class a taxpayer

Class a taxpayer

Beijing University of Chemical Technology_ Jiangmen Wantong Plastic Co., Ltd. joint research and Development Center

Beijing University of Chemical Technology_ Jiangmen Wantong Plastic Co., Ltd. joint research and Development Center

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