New Delhi, Jan. 17 -- Reliance Industries' telecom arm Reliance Jio Infocomm continues the impressive trajectory it took right from its debut over two years ago. Even as other telecom operators bleed, Jio churned out a net profit of Rs 831 crore in the October-December quarter, up 22.1% quarter-on-quarter. RIL's consumer business, which includes telecom and retail operations, has now begun to contribute more than a quarter to the company's business....