In this book, I shall give actual data to predict what the future (AI) products development trend is. Giving my opinions to predict how (AI) consumers' choices are more absolutely. In the (AI) past first stage, I shall concern travel, education, transportation, financial, hospital, administrative service etc. different job natures to indicate how to apply (AI) products to assist these industries more beneficial. In the (AI) nowadays second stage, I shall concentrate on how (AI) developing on education aspect. In the (AI) future third stage, I shall explain why (AI) will have possible to invent (AI) brain technology, even it will bring (AI) war occurence in possible.