BYD India, a subsidiary of China's electric vehicle major BYD, on Tuesday announced to launch its first plug-in hybrid 'Seal U SUV' later this year, based on its DM-i (Dual Mode Intelligent) technology. BYD India, which showcased DM-i technology here, said the platform will be introduced this year with the ‘Seal U SUV’. However, the company declined to share pricing details, saying it would announce specifications and prices closer to the launch.Unlike traditional hybrid systems, which rely primarily on the petrol engine with the battery providing support, DM-i follows an electric-first approach. In this setup, the battery powers the vehicle…