As happens so often nowadays, Nokia and Ericsson could only watch in envy as Huawei posted yet another strong set of results. Ericsson’s quarter had shown some small shoots of recovery, while Nokia’s was lacklustre. By contrast, their Chinese rival – despite being subject to mounting suspicions and trade tensions with the US and other countries – turned in 15% year-on-year revenue growth for the first six months of 2018. That took total sales to RMB325.7bn ($47.7bn), and the growth rate was the same as for the first half of 2017, even though Huawei is virtually excluded from the US equipment market and has been finding barriers raised against it in Australia and some other markets too. It also saw…