The mega listing of Jio Platforms has helped the Reliance Group emerge as India’s most valuable conglomerate, with a combined market capitalisation of over Rs 28 lakh crore, overtaking the Tata Group, which spans businesses from salt to software.Prior to Jio Platforms’ listing, the Reliance Group had a combined market cap of around Rs 18 lakh crore. Reliance Industries (RIL) accounted for the biggest share, with a market value of Rs 16 lakh crore, followed by Jio Financial Services at a little over Rs 1 lakh crore.Jio Platforms made its much-awaited market debut on Wednesday, listing at Rs 1,358, a 21% premium to its IPO price of Rs 1,119.