The loudspeaker manufacturers eastshine teaching to understand Zigong, Rongxian North Street Primary School outside the channel into a vegetable market, hundreds of vendors occupy the channel on both sides, every kind of cries of selling directly affect the noise as one falls, another rises, the morning of the order of teaching, teachers and students feel helpless.

In order to enable students to understand the content of the classroom, the acquisition of teaching audio equipment, wearingTeaching.Give lectures to students.

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