For offering the most suitable commoditay with favorable price, you would like to confirm below questions:
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1)  What is your requested specification(used for how many tablets or chrombook)?  
2)  What mainly area you install ? Classroom, office or others ?
3) What  kind are  your requested LED colour,  sliding door or drawer, what are they?
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After your return comments, we will send you more information about the product along price . Thanks.