Story highlights China's Internet czar says no plans to stop blocking foreign websites

Lu Wei says China regulates but doesn't censor the Internet

Activists say China has stepped up its war on the open web in recent months

Beijing (CNN) Facebook founder Mark Zuckerberg has been courting China assiduously -- learning Mandarin, welcoming officials to Facebook's offices and asking President Xi Jinping to choose a name for his then unborn child.

But, so far, there's little sign his charm offensive is paying off.

Lu Wei, China's Internet czar, says the country has no plans to stop blocking foreign websites, which includes popular social media sites such Facebook, Twitter and Instagram, as well as some news websites.

"I can't change you, but I have the right to choose my friends," Lu said at a rare news conference Wednesday.

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"I indeed have to choose. We don't welcome those who come to China to make money while smearing China."

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