Technology Global tech companies shun Huawei after US ban Updated : May 23, 2019 04:47 PM IST The United States has effectively banned its companies from doing business with Huawei, exacerbating an ongoing Sino-US trade war. The ban applies to goods that have 25 percent or more of US-originated technology or materials, and may therefore affect non-American firms. Google on May 19 suspended the transfer of hardware, software and technical services to Huawei, except what it has made publicly available via open source licensing. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.