Copyright service
    ·Copyright registration
    ·Recording of copyright contract
    ·Copyright hypothecation contract registration
    ·Copyright-related items registration
    ·Copyright dispute
    ·Copyright-related administrative and civil litigation

  Computer software copyright service
    ·Computer software copyright registration
    ·Computer software copyright assignment or exclusive license contract registration
    ·Changing or supplementing of recording items of computer software copyright
    ·Computer software copyright hypothecation contract registration
    ·Reissue or renew certificate of computer software copyright
    ·Authentication of Double Soft Certification Enterprise
    ·Copyright dispute over computer software
    ·Computer software copyright-related administrative and civil litigation