The yuan ended unchanged versus the US dollar at 8.2765 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 1,925 points implying a rate of 8.0855 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 5.90/6.65 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 fell to $580 million from Friday's $810 million.
The yuan ended weaker at 7.6265 against 100 Japanese yen from Friday's 7.5576, and was softer against the euro at 10.0196 from 9.9289.