According to Zhihu's inquiry, the annual flow limit of Alipay personal account is 50,000 yuan. If the annual running amount exceeds 50,000 yuan, you need to complete real-name authentication before you can continue to use Alipay for trading. For enterprise accounts, Alipay's one-year traffic limit varies according to the type of enterprise and the level of real-name authentication. For Alipay accounts certified by ordinary enterprises, the total revenue and expenditure limit within one year is 6,543,800 yuan; The enterprise account with advanced certification can reach the maximum limit of 6,543,800 yuan.