China's Taklimakan Desert, often called the "Sea of Death", is the world's second-largest shifting sand desert. For decades it symbolized ecological fragility and rural poverty in southern Xinjiang. But today, from seafood and pearls to solar megaprojects, this desert is being tapped to fuel a new kind of economy. Our correspondent Ray Addison reports. #ExploreXinjiang #Xinjiang #ChinaEconomy | CGTN Frontline