In August, after a long line of accusations, US companies, such as Qualcomm and MediaTek, were barred from selling to Huawei. On Friday, MediaTek stated it went to the U.S government to request permission to sell to Huawei. 

Recently, Qualcomm went to request permission with the argument that MediaTek could take advantage of the situation.

Source: Hot Hardware – MediaTek Follows Qualcomm In Efforts To Sell Mobile Chips To Battle-Worn Huawei