Currently Being ModeratedJan 26, 2013 10:22 PM (in response to buyaogai)
This is a user-to-user support forum. Apple does not participate, respond, or provide any support here.
SMS messaging is provided by the carrier you use. You need to contact them if you're not getting the service you're paying for. iMessage and FaceTime require using an official iPhone carrier. Other carriers don't support these iPhone features.
See this for listing of official iPhone carriers and the features they support: