Along with the progress of science and technology information and the development of social economy, the human has entered into the experience economy era. To adapt to the requirements of the new age products, design emphasizes on interaction and blending more and more, the user experience. The Product interaction design is based on the experience of design innovation methods, the article proposed the product interaction design must innovation on the design principle in accordance with pleasure, differentiation, individuation, continuity, and discusses the design goal and process.
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