แก้คำให้ถูกต้อง

I have always wanted to find a great website to make friends with people all over the world.Finally I find this web,it is pretty cool,but acctually i have no idea about how does this thing works and can i speak to others directly?or can i leave my phone number here or something like that? and what do you guys use to get in touch with each other?you kown China is a special country and lots of networking tools are banned.Thanks for anwsering my questions and if possible get in touch with me!!!