Through the unique adjustment device can freely adjust the reading angle of 6, the user can adjust to the most comfortable reading angle. Can be used as a reading frame, typewriter, print stand, music stand, and so on. Can be used to place all kinds of books, information, documents and magazines and so on. Set up two fixed arm, you can firmly fixed the folder secretary or file page. The maximum can hold 50mm thickness of the secretary or document. Keep the distance between the eyes and the book, protect the eyes, prevent the impact of vision. To reduce the waist and neck strain, with the prevention of hunchback, shoulder, cervical spondylosis.Is the cervical straight, oxygen, blood supply to the brain, the brain can be normal play, thinking This book stand can let the child develop good writing posture and habit, prevent myopia to protect eyesight.