New Delhi, Sept. 14 -- Indian stock market investors are likely to track several companies on Tuesday, September 15, following key business developments, order wins, management changes, dividend announcements and other corporate updates.

HCL Technologies, KEC International, HDFC Bank, Clean Science and Technology and Focus Lighting and Fixtures are among the stocks likely to remain in focus. GPT Infra, Munjal Auto Industries, Dr. Reddy's Laboratories and Sun Pharma may also attract attention following key announcements made by the companies.

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