This is the daily USD/CNY mid rate setting from the People's Bank of China

Also, open market operations:

  • PBOC to inject 100bn yuan via 7-day reverse repos
  • PBOC to inject 50bn yuan via 14-day reverse repos
  • PBOC to inject 20bn yuan via 28-day reverse repo

On Monday, Tuesday and Wednesday the PBOC revalued the CNY against the USD, and follows with a devaluation today.