(Telecompaper) Several major chipmakers have sought exemptions from the new US sanctions against Huawei, so they can continue to supply the company. These include Qualcomm, Micron Technology, Samsung Electronics, Mediatek and Macronix International, reports Caixin Global. New Commerce Department rules that went into force 15 September forbid any company whose production process involves American technology from supplying Huawei with products unless they obtain a licence.