The yuan closed three notches softer at 8.2768 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 1,600 points implying a rate of 8.118 yuan per dollar in 12 months' time.
NDFs are a transaction 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 5.00/5.80 percent on Friday.
The yuan moves in a band of 8.2760 to 8.2800 enforced by the central bank.
Turnover, a small $410 million on Thursday, was not immediately available. The yuan strengthened to 7.3966 against 100 yen from Thursday's 7.4735, and firmed a tad against the euro to 10.1239 from 10.1252.