Mobile phone-maker Nokia has entered into a tie-up with leading watch maker Titan, under which it will set up care centres at the latter's 70 locations in India. To begin with, the company would set up its 'Nokia care centres' at Titan centres in Mumbai, Chennai, Kolkata, Bangalore and Kochi, Nokia said in a release. The company will extend its operations to other locations in the country in "near future," the release added.