While Indian mobile players say the Chinese have managed the feat through price discounting, global players argue that the main cause is a failure to invest in research and development, keep pace with technological change, and build better products. Surajeet Das Gupta reports. The onslaught of Chinese mobile brands is virtually obliterating Indian brands, especially in terms of value. According to industry estimates based on excise and Custom duty trends, the value share of Indian brands (across smartphones and feature phones, operator phone sales — which is mostly Jio phones — and the value of phones smuggled into the country)...