http://tech.slashdot.org/article.pl?sid=08/05/14/2221228
"The directed sound weapon made by US company ATC is being ex****ted to
the Chinese police, despite the public law banning sales of weapons to
China. Turns out that such 'non-lethal' technologies are not covered
by this law — an omission that may become more widely known if they
are used to quell high-profile protests during the Olympics."
