(Bloomberg) — Reliance Industries Ltd. started testing its online shopping portal, moving a step closer to billionaire Mukesh Ambani’s goal of setting up a digital platform to take on e-commerce giant Amazon.com Inc. in India.JioMart, open to select customers who pre-register, promises more than 50,000 grocery products, free home delivery and a return policy that asks no questions. Labeled ‘the nation’s new store,’ it is currently available in only three neighborhoods surrounding Mumbai, according to the website.The pilot site provides an early glimpse of how the energy-and-petrochemicals conglomerate controlled by Asia’s richest man is stepping up consumer offerings in a […]