The yuan ended unchanged versus the dollar at 8.2769 on Monday, 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 12 months from now.
NDFs are transactions where a forward price is agreed between a customer and a bank, but settlement on the value date is undertaken entirely in US dollars.
One-year implied yuan volatility was traded at 7.30/8.25 percent on Monday.
Implied volatility is a measure of how much the options market expects the price of the underlying asset to move during the life of the option.
The yuan moves in a band of 8.2760 to 8.2800 enforced by the central bank.
Turnover for the day was temporarily unavailable. It rose to $770 million on Friday.
The yuan weakened to 7.6802 against 100 Japanese yen from 7.6428 and softened against the euro to 9.9481 from 9.9185.