Train enthusiast @SuperalbsTravels explores the city's secret monorail factory, which was behind the viral "train-through-a-building" phenomenon. At CRRC's Chongqing monorail factory, he dissected how the city's iconic Line 2 – famous for Liziba Station and riverside view. For every global audience, it's a wake-up call that China’s mountain metropolis isn't just a photogenic or foodie paradise, it's engineering the future.