when all unbranded phone get mango features and updates?

If any phone which is not branded will receive mango updates and features like AT & T customers? I also search the information about that but I cannot found my answer so anyone knows the answer?

All windows phones get the mangos updates and features. If these feature available on your mobile you get message. You can connect your mobile to pc and start zone. Check the updates on net if they are available.the mango updates and features are available in non branded mobile is as soon as possible. The mobile company bond contract with mangos then they provide mango updates to all non branded mobile via messages. With that type of technology we check mango update on network and zone.