The Double-11 festival, the equivalent of Black Friday in the U.S., is the largest shopping extravaganza in China. Every year, during and after the event, the logistics network faces great pressure to process a massive number of orders and deliveries. To improve package handling efficiency, Chinese logistics company Cainiao opened a smart warehouse with automated guided vehicles in Wuxi, east China's Jiangsu Province. Join CGTN to see what happens inside the depot.