According to the Supreme People's Procuratorate's "Reply on How to Identify the Behavior of Picking up Others' Credit Cards and Using them at ATMs", the behavior of picking up others' credit cards and using them at ATMs belongs to the situation of "fraudulently using others' credit cards" as stipulated in Item (3) of the first paragraph of Article 196 of the Criminal Law, and if it constitutes a crime, criminal responsibility shall be investigated for the crime of credit card fraud.