1. This is the tracking of your parcel:
Number: LT643523363CN
Package Status: In Transit

Destination Country: United States
2016-12-27 10:27 Origin Post is Preparing Shipment, We have received notice that the originating post is preparing to dispatch this mail piece.
2016-12-27 10:27 CHINA, GUANGZHOU EMS, Processed Through Facility
2016-12-26 23:26 CHINA, Acceptance

Origin Country: China
2016-12-27 05:17 Guangzhou, left Guangzhou to Chicago
2016-12-26 23:26 Guangzhou, Guangzhou postal EMS the company's international business branch has been received (the embrace cast member name: Wu Zhiyong, Tel:)
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2. Your parcel is On route/in Transit to USA Chicago. Your parcel might have been delayed because of the Holiday Season. Parcel to USA can take between 15 to 35 days to be deliver.

3. Just keep tracking your parcel on the USPS site for any new movement.

4. USPS site is saying this:

Origin Post is Preparing Shipment
We have received notice that the originating post is preparing to dispatch this mail piece.

December 27, 2016 , 10:27 am
Processed Through Facility
GUANGZHOU EMS, CHINA

December 26, 2016 , 11:26 pm
Acceptance
CHINA

I don't see any statement of pre-shipment.

Thanks.