$1 trillion market rally fueled by credit cards; Chinese banks say stop using credit for stocks. Retail frenzy hits a wall.

Chinese 🇨🇳 commercial banks including China Minsheng Banking and Huaxia Bank are tightening oversight of clients using credit cards to fund stock investments as retail investors pile into the nation’s $1 trillion market rally this month.

Banks warned that credit card funds and cash advances can’t be used for investments with violations leading to canceled transactions and card restrictions.

State-backed Securities Daily warned that credit card funds create “a fundamental mismatch between the short repayment cycles of credit cards – typically around a month – and the long-term nature of stock market investing.”

The newspaper said speculative trades funded by credit cards could create “contagion risk between the stock market and the banking system, which can threaten overall financial stability” if cardholders face losses and fail to repay their high-cost, short-term debt.