(As the mainstream software for UI interface design, Sketch has become one of the essential software for UI designers. 1. Have you really used Sketch efficiently and fully? 2. Have you ever encountered the dilemma of confusion between layers and components, which affects design efficiency? 3. In teamwork, will there still be situations where elements such as components cannot be shared and affect the progress of the project? This course will take you to bid farewell to the barbaric era of design, get rid of the above pain points, and improve the efficiency of Sketch.)