At a corner of a former California warehouse, a robotic arm is carefully transplanting baby spinach seedlings to a larger pot, on the other side, another robot is filling up a tray with bok choy, lettuce and other freshly produce greens. You might quickly dismiss this as a scene from the latest sci-fi blockbuster, but this is actually a reality. This is the world first fully-automated indoor farm, Iron Ox. With the help of robotic arms, hydroponic system and vertical gardening, they managed to produce 30 times the amount of crops per acre of land compare to traditional farming and use 90% less water. Their ultimate goal is to bring fresh, pesticide-free produce accessible everywhere by setting up these indoor farms locally.2020.