"We're very confident the Chinese people will again give us their help and support for this decisive match, " Barcellos added.

BBC: Black Queens set to play Brazil

One White House website petition calls for the US government to "remonstrate" with the Chinese government after more than 1, 000 people in Kunming protested against a state-run paraxylene (PX) petrochemical project last Sunday.

BBC: China media: Cyber espionage