Following reports that Huawei is succeeding in mass-producing some smartphone chips, sources indicate that the US government is considering even tighter sanctions against the Chinese company. These would extend an effective ban on supplying Huawei with US-made components and technology from 5G to other mobile standards including LTE. Huawei is the most prominent Chinese firm to be on the USA’s Entity List, which means US suppliers cannot trade with it without a special license. In reality, the US Department of Commerce has granted licences to some chipmakers, such as Intel and Qualcomm, to supply Huawei with non-5G technology. But now, sources told the Reuters news agency, the Biden administration is considering an extension of the ban to LTE and WiFi…