Number 1 item that gets the most refunds after the college entrance exam

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(2)An acquaintance who works at a large supermarket suffers from a refund of lunch boxes that he has seen every time after the college entrance exam There is no use of thermal lunch boxes to feed your children hot, so after the CSAT, you will refund the thermal lunch boxes by talking about product defects It’s amazing that there are so many people who have no conscience like this