PBOC sets USD/ CNY central rate at 6.3795 (vs. estimate at 6.3752)

USD/CNY is the onshore yuan. Its permitted to trade plus or minus 2% from this daily reference rate.
CNH is the offshore yuan. USD/CNH has no restrictions on its trading range.
A significantly stronger or weaker rate than expected is typically considered a signal from the PBOC. 
The previous close was 6.3695The PBOC inject 20bn yuan via 7 day reverse repos (rate remains at 2.1%)zero yuan mature today
thus net injection of 20bn yuan on the day