I was searching the Internet for information on the recent change of Hindustan Lever Limited to Hindustan Unilever Ltd and hit upon the below site.
Marketing Practice - Online Resource on Indian brands. Harish, the blog owner, is a marketing evangelist and he has analyzed various Indian brands on his blog from shampoos to mobiles. There are lots of information on the products, the manufacturers as well as the type of advertising used to market them.
Have fun reading about your favourite products and the next time you see the brand on TV, throw some gyan about it to your family.