The Shenzhen Stock Exchange (SZSE) said in a regulatory update that between Oct.
23–29, 2026 it issued 11 inquiry letters and 46 other letters. Between Oct.
26–30, 2026 the exchange took self‑regulatory measures in 113 abnormal trading
cases involving intraday pump‑and‑dump activity and false orders, and opened
probes into four listed‑company material events.