Reliance Industries Ltd (RIL), India's most valuable company, is expected to report robust profit for the September quarter, supported by strong refining margins, higher telecom earnings, and steady retail performance. The Mukesh Ambani-led conglomerate is scheduled to announce its quarterly earnings on October 30. Bloomberg consensus estimates suggest Reliance Industries will report a consolidated net profit of Rs 21,368 crore for the September quarter compared with Rs 20,946 crore in the preceding three months and Rs 22,092 crore in the year-earlier period.