1. This is one tracking of your parcel:
Number: LX232751602CN
Package Status: In Transit

Destination Country: Australia
2016-12-20 14:58 Customer Enquiry lodged
2016-12-14 09:23 SYDNEY NSW, Arrived at facility in destination country
2016-12-07 09:43 SHENZHEN (CN), Processed through facility
2016-12-06 16:45 CN-518133, CHINA, Received by overseas carrier

Origin Country: China
2016-12-14 09:23 Australia, reached the processing center, from Shenzhen, China
2016-12-07 10:22 Shenzhen, left Shenzhen to Shenzhen postal courier company (Hong Kong) business unit
2016-12-07 10:22 Shenzhen, left Shenzhen to Sydney
2016-12-06 16:45 Shenzhen, Shenzhen Yu an Center Sales Department has been received (the embrace cast member name: Song Zhihai, Tel:)
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2. And another racking on the Australia site:
In transit
Customer Enquiry lodged
2:58pm Tue 20 Dec
Previous event

In transit
Arrived at facility in destination country
9:23am Wed 14 Dec
SYDNEY NSW
Previous event

Despatched
Processed through facility
9:43am Wed 7 Dec
SHENZHEN (CN)
Previous event

In transit
Received by overseas carrier
4:45pm Tue 6 Dec
CN-518133, CHINA

3. Also Other sites are saying the same thing, your parcel arrive in Australia on the 14 Dec.

4. May I suggest you call again the Australian Post and ask then what is going on about your parcel.

Thanks.