September 24, 2025 at 9:00 PM UTC Ashok Leyland Ltd., flagship of the conglomerate led by the billionaire Hinduja family, is banking on China’s third-largest battery maker CALB Group Co. to help in its ambition of gradually mastering the technology behind lithium-ion cells. India’s second-biggest maker of trucks and buses, which signed a 20-year agreement with CALB earlier this month, will start with importing cells from its Chinese partner and learn the process of assembling them into packs...