Ours is one of the earlist special factories,which manufacture sound equipments of message astir and buzzer,etc.Our factory has been dedicated to preparing opening up and manufacturing sound equipments for years and has manufactured all kinds of products with high quality that meet the consumers'needs.
                    Product List
                               Speaker
                               Receiver
                               Buzzer
                               Magnetic Buzzer
                               Active Piezoelectric…
                               Steel hook
                               Machinery and equipm…
                               Aquaculture oxygen m…
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                    Products
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                    SY17L

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                    SY13

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                    SY22P

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                    SY17P

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                    SL14

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                    SY22W

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                    SY24P

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                    SY22

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                    SY44

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                    SY35

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                    YTC38

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                    QSI-4510

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