1. You are possibly referring to this tracking:
Number: RK554512752CN
Package Status: Expired
Destination Country: Croatia
2016-12-24 00:10 China, BEIJING, Send item abroad (EDI-received)
2016-12-23 15:00 China, BEIJING, Insert item into bag (Otb)
2016-11-08 14:51 China, 21402800, Receive item from customer (Otb)
Origin Country: China
2016-12-23 23:29 Beijing airport and left
2016-12-23 23:29 Beijing airport terminal, left hand navigation
2016-12-23 23:16 Beijing airport terminal, arrival
2016-12-23 15:00 Exchange Bureau in Beijing, has been exported
2016-12-22 15:06 Exchange Bureau in Beijing, have been exported to open
2016-11-09 10:51 Suzhou Exchange Bureau, have been exported to each other (internal transit)
2016-11-09 10:34 Suzhou Exchange Bureau, have been exported to open
2016-11-08 18:14 Post Office bulk mail center in Wuxi, left, the next station "Wuxi Centre"
2016-11-08 15:44 Post Office bulk mail center in Wuxi, sealing
2016-11-08 14:51 Post Office bulk mail center in Wuxi, and has received send
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2. It because your parcel has been tracking for more the 2 months, that is why it's indicating expired. That is the only reason.

Thanks.

1. Yes or you still can track on 17 track. It does not make any difference.

Thank