Source: South China Morning PostChinese smartphone makers Oppo and Vivo have risen in the rankings at home, with Xiaomi seeing big gains overseas, benefiting from the struggles of Huawei Technologies Co amid harsh US sanctions.Oppo became China’s No 1 smartphone brand in January for the first time, making up 21 per cent of the market, according to the latest data released by Counterpoint Research on Friday. The company’s sales grew 33 per cent over the previous month, aided by the launch of the Reno 5 series of smartphones in…Read More