Whatsapp ,Google , Gmail , Facebook , Youtube ,Instagram are NOT working in China .
Solution : 1. Set up/ down any VPN App to your phone before you come to China , and then buy a SIM
Card at the Guangzhou Airport (the best way is buying a SIM Card at the airport ,not other place )
Solution 2: You can roaming your internet to China by using your own number , then the internet is
connecting to your country ,then those Apps can work .