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★Product quality index
Print quality： excellent good not bad bad extremely bad remark
Adhesive quality： excellent good not bad bad extremely bad remark
Film quality： excellent good not bad bad extremely bad remark
Flap Adhesive quality： excellent good not bad bad extremely bad remark
Size definition： excellent good not bad bad extremely bad remark
Flatness： excellent good not bad bad extremely bad remark
★Survey of envelope inserting machine condition
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