How to verify LG Optimus LTE2 IMEI

I bought a new cell phone, IMEI code is 351904050655487,who can help me check what date it produced on?

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Brand LG U+
Model F160L
Date of manufacture 2012-05-26
Color Black

Thank you so much.And how do I know if my headset is original??? PS:Have any link to check?

Since you created two accounts and responded to yourself, I'll assume you're only here to post a link...