For the incoming century of information and internet around, a new 3C product - Smartphone has been created. With the combination of communication and connection with internet, furthermore, link with computer and share information, make Smartphone a competitive product in the market. To develop such product, only highest technology was not enough. It depends on Management Information Process to make information transfer efficiently. This article shows the develop process of Smartphone by mechanical department. And also describe how to make the information between other department and vendor transfer identically and efficiently. By correct data sharing we can directly receive the suggestion of product improvement to make it reach maturity as a competitive product in the world.