Performance Address Book is a professional, beautiful and easy-to-use contact and customer information management software. The software supports unlimited levels of contact grouping , helping you quickly manage thousands of contact information; the unique pinyin initial letter automatic recognition function helps you find relevant information as quickly as possible; you can enter the birthday and anniversary of the contact according to the Gregorian calendar or the lunar calendar, and the software will automatically Thoughtful reminders to help you better establish connections and customer relationships; help you grasp key points at all times by setting the importance of contacts; custom fields to fully meet your special business needs. A major feature of the Performance Address Book is that for contact notes, you can not only enter text information, but also insert attachments, tables, pictures, hyperlinks and other information just like Word, truly completely recording and tracking contacts. All the information! The software provides 8 interface styles with different color schemes for you to choose from! Effective Address Book is a must-have information management tool for people from all walks of life