Technology US-China battle over Huawei comes to head at Mobile World Congress Updated : February 26, 2019 12:06 PM IST Huawei has an outsize presence at MWC Barcelona, from its displays in three separate show halls down to its red sponsorship logo adorning visitor pass lanyards. The focus at this year's meeting is new 5G networks due to roll out in the coming years. But the dispute over Huawei, the world's biggest maker of networking gear, is casting a pall. 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.