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so many wrong CE logo!
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How to find if it is fake 3M
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Can the reflective products add a logo imprint
which kind of file is requested for logo imprint
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TECHNICAL CENTER
How to find if it is fake 3M
from the outside performance, the real 3M and fake 3M has almost no difference. However, there is a way to find out:
1) send to us, we have lab and can test the lumination
2) contact local 3M and send to them.
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