Aditya Puri avoids e-mail, doesn’t carry a mobile phone or wear a watch, and goes home for lunch most days. That hasn’t stopped his HDFC Bank from becoming the country’s second-biggest lender by market value, after government-owned State Bank of India. “Banking is a simple business,” says Puri, 61, in an interview in his sparsely decorated office at the bank’s Mumbai headquarters, sunlight streaming onto the bare tiled floors……….
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