1. Log on to the national wisdom education platform for primary and secondary schools.

2. Registration information.

3. login.

4. Click on the textbook.

5. Select the subject, version, grade and the first and second volumes that need teaching materials, and click Enter.

6. Click on the touch screen and enter.

7. Click Download to download. Electronic textbook (E-textbook) refers to a textbook that displays textbook contents in a scientific and intuitive way through electronic media, and has the functions of digitalization and intelligent interaction.