YottaChain builds a massive interstellar storage pool by connecting the distributed resources around the world. The pool overwhelms the existing centralized storage technology with ten thousand times higher reliability, a fraction of the original cost, DDoS resistance, and disaster tolerance and other features, so as to guarantee the data sovereignty of each user. With TruPrivacy, the patented core technology of blockchain storage in hand, YottaChain has obtained over 200 patented technologies at home and abroad. It changes the pattern of storage industry because it is the only one supporting data deduplication after encryption in the world.