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  • Welcome to our website

    Welcome to our website

    2017-08-26

    A & D, the"Advance and Develop"Audio Company (HK) is a manufacturer of professional speakers since it was established in 1990. We set our goal on speakers representing the original music and audio as the signals existing in nature. Lots of a.........More>>

  • A & D is a business partner that you can trust and rely

    A & D is a business partner that you can trust and rely

    2017-08-22

    All of speakers contribute from A & D are ideal professional products. We provide after-salel service worldwide. A & D is a business partner that you can trust and rely on..........More>>

  • Sound knowledge popular

    Sound knowledge popular

    2017-08-22

    The combination of sound is precisely that manufacturers introduced the overall sound set machine, its function as complete as possible, easy to use, the appearance of gorgeous. All the components of the combined sound, such as speakers, amp.........More>>

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