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With the development of society, people's quality of life is also getting higher and higher, people began to pay more attention to the spiritual life, reading has become an important part of people's leisure time. But when reading encounter like words need to draw down, which will require pens, erasers, rulers and
other objects, but will they carry travel is more troublesome, so the bookmark pen is the effective problem to solve the problem.
Chengdu University of Technology