1. This is the tracking of your parcel:
Number: LT396044689CN
Package Status: In Transit
Destination Country: United States
2016-11-21 15:58 Origin Post is Preparing Shipment, We have received notice that the originating post is preparing to dispatch this mail piece.
2016-11-21 15:58 CHINA, SHANGHAI EMS, Processed Through Facility
2016-11-18 20:07 Origin Post is Preparing Shipment
2016-11-18 20:07 CHINA, SHANGHAI EMS, Processed Through Facility
2016-11-17 18:34 CHINA, Acceptance
Origin Country: China
2016-11-21 23:10 Shanghai and from Shanghai to Chicago (go)
2016-11-19 00:24 In Shanghai, from Shanghai to New York's JFK Airport (transfer)
2016-11-18 14:12 Shanghai, Shanghai postal courier Logistics Centre (transfer)
2016-11-18 05:08 Hefei, sent to Shanghai, Hefei, left (turn)
2016-11-18 00:52 Hefei city, reach the Center for logistics and distribution center in Anhui Province (transfer)
2016-11-17 20:00 Fuyang city, leaving Fuyang Hefei, sent to
2016-11-17 18:34 Fuyang, post Express Logistics company, wenfeng district Range Rover station, Fuyang city received (embrace cast member name: Guo Dongwei, Tel: 15905583600)
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2. My advise is if by 06 Jan you can not track your parcel on the USPS as arrival in USA just open a dispute because the parcel is either lost or misplace.

Thanks.