Reliance Industries posted an old video of a young Mukesh Ambani in front of the Jamnagar refinery to mark the petroleum refining giant’s 25th anniversary.

A decade later, Reliance, through a subsidiary, build another refinery adjacent to the old one. The new unit capable of processing a whopping 580,000 barrels per day (29 million tonnes) turned Jamnagar into world’s largest single site refining complex.

When Reliance founder chairman Dhirubhai Ambani wanted to pursue his long-cherished dream of setting up a refinery, he was offered land in the barren and desolate region off Jamnagar

Reliance Industries is celebrating the 25th anniversary of its Jamnagar refinery plant. Take a look at the refinery’s more than two decades-old operations, its current capacity, and its contribution to India’s petroleum refinery industry.