During 2012, its two dealerships in Beijing and Shanghai were listed among the top three worldwide in terms of sales, for the second year running.

Looking at the Chinese auto sector in general, Muller-Otvos added that he sees ongoing demand for ultra luxury cars continuing to grow, both in China and across Asia.

A recent report from Hurun Research Institute showed that China's population of millionaires (with assets worth more than 10 million yuan, or $1.6 million) topped a million for the first time at the end of 2011, up by 60,000 to 1.1 million. Within that was an elite group of 63,500 super-rich individuals, with assets worth more than 100 million yuan.

The report also said that the number of high net worth people in China doubled from 2008 to 2011 and is expected to double again by 2015.

According to figures from French research company Robb and Ipsos, Chinese millionaires most favor leather goods and automobiles, which accounted for about 20 percent of their total consumption a year.

In China, a Rolls-Royce Ghost model starts at 4.19 million yuan ($670,000), and consumers pay at least 6.58 million yuan for a Phantom car.

In 2012, another British luxury brand Bentley saw its sales in China increase by 23 percent from a year earlier to 2,253 units, accounting for a quarter of its total global sales.

Bentley plans to expand its distribution network to 40 dealerships, covering all major provinces in China.

Italian super sports car brand Lamborghini delivered 320 units of its cars to Chinese customers in 2012.

China became Jaguar Land Rover's top market globally in 2012, as the British premium brand delivered 73,347 imported vehicles to Chinese consumers, 74 percent more from 2011.

Contact the writer at lifangfang@chinadaily.com.cn