It would be limited to the Chinese who have access to a VPN and can speak English, and have a social group of foreigners. There are also alternative Chinese so

It would be limited to the Chinese who have access to a VPN and can speak English, and have a social group of foreigners. There are also alternative Chinese social networks where their friends are, and without the added chore of finding a VPN service which they can pay without a non-Chinese PayPal account or credit card.