Rows of robotic arms move with precision to assemble nickel-based battery cells on the production line at Indonesia's inaugural electric vehicle battery plant, the first in Southeast Asia. After being chosen by a joint venture of South Korea's Hyundai and LG for the $1.1 billion factory, Indonesia is now looking to boost investment to give it an edge in the race to become a regional EV hub. But while the country boasts the world's largest nickel reserves, analysts pointed out that it still faces a battle owing to its poor processing and refining capacity, environmental worries and the rise in other types of batteries. IMAGES AND SOUNDBITES ARRANGED IN SEQUENCES