Reliance CMD Mukesh Ambani on Monday announced that Reliance Jio will rollout 5G services in metro cities Delhi, Mumbai, Kolkata, and Chennai, by Diwali this year. Ambani also announced a Rs 2 lakh crore investment in deploying the services in metro cities. Ambani also promised that Jio 5G services will reach every town, taluka, and tehsil of India by 2023.