As we all know, the most ways of transportation in Southeast Asian countries in India are two-wheeled vehicles and three-wheeled vehicles. At present, India will usher in a major transformation in the automotive field → switch to lithium-ion batteries (NMP solvent is one of the cathode materials of lithium batteries)! India is also entering the EV era. A conservative estimate is that there will be 6 million electric vehicles in India by 2025.