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  • OUBAO SECURITY TECHNOLOGY CO.,LTD
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    • Series Concealed Door Closers
    • 100 Series Concealed Door Closers100 series concealed door closer, also known as invisible door closer, offers excellent performance in both commercial and residential ...
    • Series Overhead Door Closers
    • 200 Series Overhead Door Closers200 series overhead door closers are designed to be concealed within the transom header bar of the door. They are commonly used in larger office buildings, shopping centers, hotels and warehouses ...
    • Series Automatic Door Closers
    • 700 Series Automatic Door Closers 700 series automatic door closers, more often known as automatic door openers, are one of the earliest series of door closers manufactured by Oubao Security Technology. Without buffer function ...
    • Series Fireproof Door Closer
    • 5000 Series Fireproof Door Closer5000 series fireproof door closers, manufactured with Germany advanced technology, precision heavy duty rack (piston) and pinion gear, are universal models ...
    • Series Multi-Size Door Closer
    • 8000 Series Multi-Size Door Closer8000 series multi-size heavy duty door closers are multi-size door closers made of heavy duty rack and pinion, high strength extrusion aluminum body with needle ...
    • OB Series Cast Iron Door Closers
    • OB Series Cast Iron Door ClosersOB series cast iron door closers are multi-size non-handed cast iron door closers designed for all standard installations. They are widely used in facilities such like schools...
    • Intelligent Door Closers
    • Intelligent Door ClosersIntelligent door closer has good complements to automatic swing door and competitive advantages in cost and application range. It can be well suited for commercial ...
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