With rapid growth of social networking and mobile Internet application technology, derived from more innovative interactive mode and operation behavior, product design thinking has evolved from a three-dimensional shape of the morphological study, to User Experience centric Interface Design and Interaction Design. Immaterial of the product design practice in the face of Human-Computer Interactions and product development processes and evaluation criteria changes, UI design is not limited to Graphical User Interface design, and the article explains the concept of UI design diversification trend. "Tangible User Interface" inherited a real-world product experience, and "Natural User Interface" with a more humane way to simplify operations. By design examples to illustrate the context of the Internet era, TUI & NUI combined design methods for product development, is an important way for User Experience innovative design.