Huawei’s rotating chairman Guo Ping kicked off a keynote speech this morning at the world’s biggest mobile industry tradeshow with a wry joke. “There has never been more interest in Huawei,” he told delegates at Mobile World Congress. “We must be doing something right!” The Chinese company is seeking to dispel suspicion around the security of its 5G network equipment which has been accelerated by U.S. president Trump who has been urging U.S. allies not to buy kit or services from Huawei. (And some, including Australia , have banned carriers from using Huawei kit.) Last week Trump also tweet-shamed U.S. companies — saying they needed to step up their efforts to rollout 5G networks or “get left behind”. In an MWC keynote speech yesterday the European Commission’s digital commissioner Mariya Gabriel signalled the executive is prepared to step in and regulate to ensure a “common approach” on the issue of network security — to avoid the risk of EU member states taking individual...