The reference rate setting is here:

Which is another mid-rate way below what was expected.

In open market operations (OMOs) the PBOC injects 2bn yuan via 7-day reverse repos (RRs) at an unchanged rate of 1.9%

  • 193bn yuan of RRs mature today
  • thus a net 191bn yuan drain on the day in OMOs

Meanwhile USD/CNH is ticking up a little after the setting:

usdcnh PBOC CNY reference rate 06 July 2023