the article that i read talked about china and how it is progressing in technology. they have made two new things the huawei's ascend mate and the ascend D2. they have started to sell them in the western
markets. 

The USA thinks that it can be a problem when it comes to security. 
they think this because washington D.C feels like some people may be able to used to watch things and get in touch with some people or things illegally.
one person said that right now if we do take the two things then it can be a risk right now because we don't know that much about it and because they are not certain that it will be used appropriately in our country