Hardline nationalist groups with ties to Prime Minister Narendra Modi's Bharatiya Janata Party have stepped up calls for a boycott of Chinese goods and a cancellation of contracts with Chinese firms.
China's Oppo cancelled the live online launch of its flagship smartphone in India.
Scores of people shouted "Victory to Mother India" as the body of Colonel B. Santosh Babu, the most senior Indian officer killed in the clashes, was taken in a military truck decked out with flowers to his hometown of Suryapet in southern India.
Funerals of other soldiers will be held in their hometowns and villages.
Residents in the northern city of Kanpur held a mock funeral of Xi and burned his portrait, shouting anti-China slogans. In Cuttack in eastern India, an effigy of Xi and a Chinese flag were burned.
In the western Indian city of Surat, a group of people threw a Chinese-made television on the ground and stomped on it in protest on Wednesday.
"In the current situation, the China issue should not be taken lightly, " Food and Consumer Affairs minister Ram Vilas Paswan told the Economic Times. "In many cases, there may be Chinese money invested, but I think the regular things we buy from the market, one should certainly make sure that we avoid Chinese products. ".