Celine Dion, the world renowned pop star has a collection of fine jewellery, in collaboration with Yang Lan. Reports say, the collection was launched in China on June 28, amidst an attendance of the Chinese Glitterati. %% Lan is renowned as ‘China's Oprah Winfrey’, a popular host of talk shows and is co-owner of Sun Television Cybernetworks. She is considered one of the wealthiest businesswomen in China. The beginning of her collaboration with Dion dates back to May 2007, when she interviewed Dion post her Las Vegas show.