The security mechanism is not the same with the chip security system is higher is the central bank's main implementation of the new type of bank card now the basic use of magnetic stripe card This card is easy to copy so often steal what now the bank is gradually implementing the chip card magnetic stripe card withdrawal from the market is sooner or later.
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Because banks promote chip cards, but there is a time transition, so some cards with chips and some without.
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Added: Bank card for chip card method.
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The first: \"Change the card guarantee number\".
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That is, the magnetic stripe card is directly replaced by the chip card, and the card number is unchanged, but the time to get it takes 10 days to two weeks. Because the magnetic stripe card and chip card are two sets of systems, only a few large banks can do \"change the card and guarantee the number\
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The second: \"change the card number\".
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The card number is changed, but the account information of the old card will enter the new card, which can generally get the card on the spot, in fact, similar to a new card.
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The third: the new card.
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Now the new cards are generally chip cards, and the fees vary.