To check the validity of an id card, please enter the id card number located on the front of the card in the box below and select search.
检查身份证明卡的有效性，请输入身份证明卡编号在方格内，编号可以在身份证明卡找到，然后选择搜索。
For example the check credit card task is modeled as a service task, because the validity of the credit card can be checked by invoking a web service.
例如，将信用卡检查任务建模为服务任务。因为信用卡的有效性检查可以通过调用Web Service来执行。
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