package rejected by china post

[fds]

this is my tracking number: RI894407954CN

can someone explain to me what is going on?

(if i look at this:

https://track.aftership.com/RI894407954CN
it says that my package is on hold for more than a month.)

if i look at the more update:
http://track-chinapost.com/

it gives:

Parcel No.RI894407954CN tracking result
2016-04-02 02:21:47.0 parcel center received
2016-04-02 04:14:17.0 parcel center customs scan
2016-04-02 04:29:52.0 leaving parcel center ，next station Shenzhen center
2016-04-02 04:56:05.0 Shenzhen Transit Station export security scan
2016-04-02 13:48:27.0 Shenzhen Transit Station export customs scan (domestic transit )
2016-04-03 14:23:34.0 Guangzhou Transit Station export security scan
2016-04-03 15:00:44.0 Guangzhou Transit Station export customs cleared
2016-04-04 11:13:00.0 arrive Guangzhou Airport
2016-04-04 11:45:53.0 leaving Guangzhou Airport going to next airport/seaport
2016-04-10 14:32:00.0 arrive Guangzhou Airport
2016-04-10 17:02:24.0 leaving Guangzhou Airport going to next airport/seaport
2016-04-12 14:33:00.0 arrive Guangzhou Airport
2016-04-12 14:50:30.0 leaving Guangzhou Airport going to next airport/seaport
2016-04-14 13:45:00.0 arrive Guangzhou Airport
2016-04-14 14:44:10.0 leaving Guangzhou Airport going to next airport/seaport
2016-04-16 11:38:00.0 arrive Guangzhou Airport
2016-04-16 13:06:55.0 leaving Guangzhou Airport going to next airport/seaport
2016-04-17 14:33:00.0 arrive Guangzhou Airport
2016-04-17 14:36:52.0 leaving Guangzhou Airport going to next airport/seaport
2016-05-24 11:04:44.0 Guangzhou Transit Station import customs scan ,remark (rejected )