What does “Item returned from export Customs/Security” mean !? Is my package still in route or is it being held up !? My tracking # is EV067216613CN please help

Hello,
It looks like there is a problem at customs. I get no update on my delivery since Apr 21. Could you help me?
Parcel# LI001011305CN Tracking Result
Local date/time Activity Location Remarks
4/18/2025 5:05 PM Posting/Collection
4/19/2025 7:05 AM Item presented to export Customs/Security SMSGJHHJ
4/19/2025 10:24 AM Item returned from export Customs/Security SMSGJHHJ
4/20/2025 4:25 PM Item presented to export Customs/Security GZSGJHHJ
4/21/2025 2:47 AM Departure from outward office of exchange GUANGZHOU EM
4/21/2025 2:47 AM Item returned from export Customs/Security GZSGJHHJ
Thank you.

Hi,
I'm waiting for a package wich information is this:
2019/9/6 2:24 Received by Post Office
2019/9/7 23:29 Item presented to export Customs/Security YZSZGJYJHHJ
2019/9/10 1:56 Item presented to export Customs/Security YZSZGJYJHHJ
2019/9/11 19:42 Item presented to export Customs/Security YZSZGJYJHHJ
2019/9/13 17:41 Item returned from export Customs/Security YZSZGJYJHHJ
2019/9/13 17:43 Departure export customs SHENZHEN

Is there any problem? Item returned? is not be sent to my country?
Tracking number is LA957296214CN