The yuan ended unchanged versus the US dollar at 8.2773 on Tuesday, remaining near the stronger end of its managed trading range.
The one-year non-deliverable dollar forward discount versus the yuan was at 3,300 points implying a rate of 7.948 yuan per dollar in 12 months' time.
One-year implied yuan volatility was traded at 7.25/8.00 percent on Tuesday.
The yuan moves in a band of 8.2760 to 8.2800 enforced by the central bank.
Turnover for the day was not immediately available. It rose to $700 million on Monday. The yuan weakened to 7.5300 against 100 Japanese yen from 7.4614, and softened against the euro to 10.1476 from 10.1161.