The PBOC allows the yuan to fluctuate within a +/- 2% range, around this reference rate. More here on this.6.7743 is the strongest CNY level since 6 February 2023PBoC injected 4 billion yuan of 7-day reverse repurchases. The interest rate was 1.40%, unchanged. This article was written by Eamonn Sheridan at investinglive.com.