- Hyundai says it won’t invest in a battery plant until it sees demand for EVs at 50,000 per year. 
- Not investing in a battery plant means Hyundai will either have to import batteries or find a local supplier. 
- The battery is the most expensive part of an electric car. 
- Maruti Suzuki, Tata and Mahindra have all decided to invest in a battery plant in India. 


