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Automatic umbrella with canopy rotating function
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Collapsible umbrella
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Operation system for umbrellas
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Operation system for umbrellas
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Stepless collapsing mechanism for umbrellas
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Stepless collapsing mechanism for umbrellas
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Two-stage collapsing device for umbrella
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A two-stage collapsing device for an umbrella
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An unbrella rib structure
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Detachable light-emitting device
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Detachable light-emitting device
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Umbrella handle structure with lighting function
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Umbrella structure
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Umbrella structure
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Umbrella structure
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