PBoC injects CNY 833.5bln via overnight reverse repos, while 7-day reverse repo amount is zero

A large overnight injection alongside a zero 7-day allotment has historically indicated the central bank plugging a same-day funding gap while letting the standard 7-day book roll off, a combination consistent with managing month-end, tax payment, or government bond issuance drainage rather than any change in stance. The distinction that matters in Chinese money market operations is between short-dated smoothing, which leaves the 7-day reverse repo rate and the medium-term lending facility untouched, and genuine easing, which in past episodes has come through rate adjustments or reserve requirement moves rather than volume. The established read is that heavy overnight usage points to temporary tightness in the interbank market, with the 7-day rate against its policy anchor the relevant tell. Follow-ons worth noting are the next MLF operation and the loan prime rate fixing, which carry the actual policy signal in this framework.