Method and device for acquiring bank card account opening time

Method and device for acquiring bank card account opening time

  • CN 106,447,486 B
  • Filed: 08/07/2015
  • Issued: 10/30/2020
  • Est. Priority Date: 08/07/2015
  • Status: Active Grant
First Claim
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1. A method for obtaining bank card account opening time is characterized by comprising the following steps:

  • acquiring the first binding quantity of the similar bank cards bound on the intermediate platform server in unit time;

    calculating the number of issued cards of the same kind of bank cards in unit time according to the first binding number and a preset rule;

    the bank cards of the same kind bound for the first time on the intermediate platform server are grouped according to the size of the card sequence numbers, and the numerical value corresponding to the card issuing quantity of the bank cards of the same kind in unit time is arranged between the minimum card sequence number and the maximum card sequence number of the bank cards in each group of the bank cards;

    acquiring the first binding time for binding all the bank cards in each group of bank cards on the intermediate platform server;

    and calculating the account opening time of each group of bank cards according to a negative index distribution rule satisfied by the time interval between the account opening time of each bank card in each group of bank cards and the corresponding first binding time.

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