NEW DELHI/BEIJING (Reuters) - China will pledge to invest billions of dollars in India's rail network during a visit by President Xi Jinping this week, bringing more than diplomatic nicety to the neighbours' first summit since Narendra Modi became prime minister in May.
The leaders of Asia's three biggest economies - China, India and Japan - have crisscrossed the region this month, lobbying for strategic influence, building defence ties, and seeking new business opportunities.
