The yuan finished a notch stronger at 8.2765 per US dollar on Friday, near the stronger end of its managed trading range. The one-year non-deliverable dollar forward discount versus the yuan was at 2,350 points implying a rate of 8.043 yuan per dollar in 12 months' time.
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 5.20/6.00 percent on Friday.
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 dipped to $780 million from Thursday's $850 million. The yuan softened to 7.5419 against 100 Japanese yen from Thursday's 7.5253, and eased against the euro to 10.0790 from 10.0564.