Major manufacturing companies in the city are Alstom, Larsen & Toubro,[101] Fosroc,[102] Videocon.[103] As in many other Indian cities, information technology became a high-growth sector in Kolkata starting in the late 1990s; the city's IT sector grew at 70% per annum—a rate that was twice the national average.[4] The 2000s saw a surge of investments in the real estate, infrastructure, retail, and hospitality sectors; several large shopping malls and hotels were launched.[104][105][106][107][108] Companies such as ITC Limited, CESC Limited, Exide Industries, Emami, Eveready Industries India, Lux Industries, Rupa Company, Berger Paints, Birla Corporation and Britannia Industries are headquartered in the city.