The Lexi Rehabilitation Hand (Task Edition) is a smart interactive wearable robotic hand that identifies training targets via TaskBoard. Utilizing flexible materials and 3D printing technology, it precisely adapts to various hand sizes and spasticity levels. Its interactive feedback system provides real-time gripping assistance, enhancing engagement in daily activity training. The self-developed task-based training system boosts active training motivation, promotes motor relearning in the brain, and makes rehabilitation training more efficient and engaging.