• Home About Shuangxing Product Center News Company exhibition Contact us Online message Investor Relations Join Us
    Company Profile Chairman's speech Company Culture Certificate
    optical material Energy saving window film Informational material Heat shrinkable material New packaging material
    Company News Announcement
    Factory Appearance Equipment Exhibition
    Real-time Market Regular Announcement Temporary Announcement Interactive platform
    Science and technology are primary productive forces
    Double Star New Material: Internal Control Self evaluation Report in 2021

    402cc永利官网：2021 年度内部控制自我评价报告.pdf


    X Close
    Baidu
    sogou