Chinese Ambassador Sun Guoxiang (middle R) and pianist Lang Lang ring the NASDAQ Stock Market Opening Bell in celebration of Chinese New Year in New York January 20, 2012 in this NASDAQ handout photo. [Photo/Agencies]

Chinese Ambassador Sun Guoxiang (middle R) and pianist Lang Lang (middle L) ring the NASDAQ Stock Market Opening Bell in celebration of Chinese New Year in New York January 20, 2012 in this NASDAQ handout photo. [Photo/Agencies]

NASDAQ OMX Senior Vice President, Bob McCooey (L), Chinese Ambassador Sun Guoxiang and pianist Lang Lang (R) are pictured outside the NASDAQ Stock Market before ringing the opening bell in celebration of Chinese New Year in New York January 20, 2012 in this NASDAQ handout photo. [Photo/Agencies]

Chinese Ambassador Guoxiang Sun (R) and pianist Lang Lang ring the NASDAQ Stock Market Opening Bell in celebration of Chinese New Year in New York January 20, 2012 in this NASDAQ handout photo. [Photo/Agencies]

Chinese Ambassador Sun Guoxiang and pianist Lang Lang ring the NASDAQ Stock Market Opening Bell in celebration of Chinese New Year in New York January 20, 2012 in this NASDAQ handout photo.