1 low price, low cost; 2. No printing is needed, saving paper, ink and water resources; 3 no logistics, storage and transportation, saving manpower and material resources; 4. Speed up the publishing cycle and enhance its effectiveness and vitality; 5. Facilitate settlement and realize online instant electronic settlement; 6 Always have sufficient inventory, no files, out of stock and out of print. Once a book is born, it can be reprinted almost at zero cost. 7. Valuable books can be published at low cost and low print run, reducing the pressure risk of publishing houses; Fully tap the value of existing paper books, carry out secondary development and increase new varieties of e-books, especially for electronic document libraries, one format conversion is e-books; 9 can realize print on demand and satisfy readers' desire to like paper books; At the same time, more personalized service can be realized; 10 publishing threshold is lowered, and more and more people publish and distribute e-books through online channels; 1 1 environmentally friendly products, which will not cause environmental pollution in the process of paper, printing and transportation; 12 direct catalog and full-text retrieval; 13 convenience research and statistics department; 14 Various media, parallelism, charts, audio-visual images and gorgeous content; 15, has been modified, and it is easy to correct; 16 sales section, readers may need to choose to buy 17 section; Distance disappears, and global synchronization is shared; 18 is to buy, sit at home and buy without mailing or going to the bookstore in person; 19 saves the family library space. The number of books that can be stored by PC and CD can be said to be amazing, and the reader can store hundreds or even more books (the maximum capacity is1000); Take notes, annotate, underline and circle when reading. , crossed, the bookmark is gone, and then you can cancel it at any time without leaving a trace; 2 1 comes with its own dictionary, which can be searched directly. Some foreign readers brought dictionary software and some domestic electronic dictionaries (Chinese, English, Chinese-English dictionaries, etc.). ) can be used directly; 22 is easy to carry and reduce the travel burden, weighing only about 22 ounces, which is equivalent to a thin weight; 23. Papers and names that can be directly copied and quoted do not need to be input; You can read without light, light or darkness. In the school dormitory, you can read books without affecting others' rest.

Waggeke

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