20,000 yuan. According to information from the official website of Hua Xia Bank, the single credit card swipe limit of Hua Xia Bank is 20,000 yuan. However, when spending online on third-party payment tools such as Alipay and Tenpay, the daily cumulative transaction limit for each card is 10,000 yuan, and the monthly cumulative transaction limit is 10,000 yuan. The transaction limit is 5,000 yuan.