This is an NFC tool program (EPD) produced by Advantech, which can be used with Advantech's electronic paper (epaper model: EPD-210) to display basic images through NFC sensing. Users can use the built-in templates to create pictures related to their own applications, such as: business cards, price lists, meeting room door panels, business hours, memos, etc. In addition, users can also connect to Advantech's electronic paper background management system, and after making a template through custom layout, download the custom template through the Internet to provide more diverse and flexible applications. This utility program has a built-in camera, photo album, and image processing dithering functions, which can quickly create business cards, product introductions, etc. by taking pictures. This utility program can also write specific NFC data to the EPD-210, such as website, phone number, SMS, e-mail, contact information, etc., as long as the other party’s handheld device also has the function of NFC sensing, the EPD-210 By card induction, the user information written before can be received.