They say beauty is in the eye of the beholder, and when it comes to art, beauty can also come with an expensive price tag. But for some collectors investing in the art market can be more lucrative than investing in the stock market. China has been driving growth in recent years, and works by Chinese artists have also been highly sought after. Three of the top-selling artists of 2012 were Chinese, including Jang Dah-Cheng, a life-long friend of Pablo Picasso.