A staffer shows a series of 90th anniversary commemorative medals for the Communist Party of China (CPC) on June 13, 2011. The medals were launched by China Gold Coin Inc's shop in central Henan province. The 12 types of the commemorative medals vary in price from several hundred yuan to hundreds of thousands of yuan. [Photo/CFP]

A staffer shows a silver commemorative medal reflecting the image of the Hongchuan, the Red Boat, on June 13, 2011. The Hongchuan, anchored in South Lake in central Hunan province, is where the CPC was founded. [Photo/CFP]