The yuan ended down two notches at 8.2766 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 4,250 points implying a rate of 7.853 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 8.00/9.25 percent.
The yuan moves in a band of 8.2760 to 8.2800 enforced by the central bank.
Turnover, a heavy $1.64 billion on Thursday was not immediately available. The yuan strengthened to 7.9811 against 100 Japanese yen from 8.1004 on Thursday and firmed against the euro to 10.9872 from 11.0630.