It has been over 2 weeks and no tracking from USPS.
Last recorded is 8oct.
My tracking number: LT276650766CN

1. I don't no where you got the info but this is your tracking for your parcel and it was mail only on the 16 Oct:
Number: LT276650766CN
Package Status: In Transit
Destination Country: United States
2016-10-16 20:13 Origin Post is Preparing Shipment, We have received notice that the originating post is preparing to dispatch this mail piece.
2016-10-16 20:13 CHINA, NINGBO EMS, Processed Through Facility
2016-10-16 16:28 CHINA, Acceptance

Origin Country: China
2016-10-16 22:31 Ningbo city, leaving messages to mail centers in Ningbo, Ningbo City Center
2016-10-16 22:31 Ningbo, Ningbo city, left for Los Angeles
2016-10-16 16:28 Ningbo, Ningbo Lishe bonded zone has a pickup of Business Department (embrace cast member name: International Range Rover collection, Tel:)
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2. Lately there has been some delay for mail in the USA, so you need to be patient and track your parcel on the USPS site for any movement.

3. According to the above and this tracking your parcel is fine and it's On Route to USA:
International Mail# LT276650766CN Tracking Result
Summary
Tracking number Origin Destination Status
LT276650766CN CHINA UNITED STATES On route

History Detail
Local date/time Activity Location Remarks
16-Oct-2016 16:28 Received by Post Office 315100
16-Oct-2016 20:13 Departure export customs CNNGBD

Hope this help.