By reading this book thoroughly:

　　1. You can rectify incorrect concepts as early as possible; after all, if you do it right in the first place, you will always get it right.

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　　2. You will significantly reduce the number of times of modification, the time for repeated design modifications, as well as production and tooling modification costs.

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　　3. You, as an inexperienced designer, can enhance your own skills without solely relying on experienced ones guidance.

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　　4. You, as an experienced designer, will be enlightened at the right time to integrate your own design experience without wasting time on repetitive trials and errors.

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　　5. You, as a design supervisor, can adopt this book as a reference for the development of internal education and training as well as design guidelines to increase design efficiency in your department.

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　　6. You, as a project manager, can anticipate design defects and remind designers to respond in time to improve the overall product development efficiency.