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A kind of Online class system based on RFID identification
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A kind of password distribution method and its data forwarding system
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The method and fee administration system of online resource expense third party management
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A kind of online charged counsel service system and its application method
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A kind of network shared files payment download management system and method
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It is a kind of to preengage the means of communication that pay fees by the hour
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Consulting communication system and method based on more people payment
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A kind of charged counsel system of high quality knowledge sharing
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The charged counsel communication system and method shared based on more people
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A kind of Online reference service toll collection system
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A kind of wireless video communication apparatus
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A kind of paid promotion system and method
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A kind of remote education video communication apparatus and system based on AR
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One kind chat payment methods and system
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