In the late 1970s, Zhang was in charge of international business in China Bank. He first heard the word "credit card" and asked his foreign counterparts for advice. After nearly a month's investigation, he wrote a report entitled "The Origin of Credit Cards" and handed it to his superiors.

After careful market research, Bank of China decided to launch credit cards. During 1979, Guangdong Branch of Bank of China took the lead in signing an agreement with foreign banks to handle credit card business.

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1Feb. 987, Zhuhai Branch of Bank of China took the lead in launching ATM service in China, breaking the traditional practice that domestic deposits and withdrawals must go to banks.

1987 In March, the Bank of China joined mastercard international and became the first member of the organization in China. International payment organizations began to enter the China card market.

1June, 1988, Bank of China issued the Great Wall MasterCard Foreign Exchange Card (International Card), which can be used by more than 1000 merchants in more than 200 countries and regions, and China credit card began to truly go global. ?

Baidu encyclopedia-credit card