China A-Shares Turn Lower in Afternoon; STAR 50 Falls 1%

The breadth of the decline—over 3,800 stocks down—signals that this is not sector-specific but a broad risk-off move, which could weigh on sentiment in tech-heavy listings like the STAR market. The afternoon reversal after any earlier strength suggests fading buying momentum, a dynamic that may test near-term support levels. Whether this weakness spreads to other regional tech indices or remains an isolated A-share correction is the key point to monitor.