US social media giant Facebook will invest Rs 43,574 crore into Jio Platforms, a unit of Reliance Industries, for a 9.99% stake, a development which on Wednesday boosted the shares of India’s oil-to-retail conglomerate over 8% in early trade. The investment will value Jio Platforms – a digital apps platform at Rs 4.62 lakh crore. The deal with help Mukesh Ambani-owned RIL reduce debt further and allow the Mark Zuckerberg-led company get a stronger foothold in what is the US major’s largest market.