Zhang Peng, deputy director of the ministry's IPR economic-crime investigation division, said cooperation on legal enforcement between the countries has developed well.
"We have a special group to communicate with US police. They often discuss how to conduct crackdowns on pirated products and online infringements," he said. "For some serious criminal cases, Interpol is needed."
In 2007, police in China and the US cracked a copyright infringement case involving more than 1 million pirated discs and arrested suspects in Guangzhou, capital of Guangdong province, after the Motion Picture Association supplied important clues via e-mail.
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