Chen Yi, who is the UP master of the crafting area, suddenly found that the properties interface of the items he made appeared, and the properties of the items could be adjusted. Since then, the painting style of human science and technology has changed. The aircraft model drone that soared into the sky and split in space.Hand-soldered, nuclear-powered smart mechanical dog with battery life. Beyond battery life, ghost drone that never falls. Independent intelligence, arrogant and strong artificial intelligence that likes to gossip. Total reflection mirror, three-body water droplets with a speed of 200 meters per hour. And the speed of lightFlying, but only a three-body light-speed spacecraft fired by machine guns... One day, an alien civilization visited human beings. After some observations, they came to a conclusion. This civilization is very strong, but the technology tree is a bit crooked... ps: This book alsotitled 'I Can Adjust Item Attributes', 'I Distorted Human Technology Tree'