China is gradually relaxing controls in many areas of life but Beijing keeps a tight grip on technology and access to media. These eight items are still off limits.
Facebook and Twitter aren't the only social media platforms blocked in China. Chinese users are unable to access Snapchat, either.
Keeping western firms out has given Chinese tech companies ample time to develop their own networks.
A few of those homegrown platforms are now flourishing.
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Weibo and WeChat boast hundreds of millions of users.