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الشخص الذي يمكن الاتصال به he
Yuzhongzhan, Chongqing
Features：
.. Electromagnetic induction technology, fast respondã€high resolutionsã€precision
locationã€powerful adaptability for the environment.
.. Preparing lessons on common papers, saving original chirography in real time.
.. Teaching in any position of the room, not be affected by the dazzling highlight of
the projective frames, not keep out the students’ sight when the teacher write on
the blackboard.
.. You can print the written content of the white board or copy the data as the
course notes and distribute them to students.
