GUANGZHOU,CHINA - JANUARY 26:   Workers crimpe stones on silver in a jewel factory, on January 26, 2011 in the district of Panyu of Guangzhou city, Guandong province, China. In Panyu, more than 200 jewelry companies, mainly from Hong Kong, have set up manufacturing factories, employing more than 50,000 workers. The district processes more than 100 tons of gold and platinum every year, with a total production value of 5 billion yuan (US$604 million) and an export volume of US$800 million. (Photo by Lucas Schifres/Getty Images)