http://track-chinapost.com/result_china.php?order_no=RE141214555CN
tracking result shows “ rejected by safety check point ”,  this is usually caused by the parcel contains forbidden item. if your parcel contains  forbidden item, the parcel will return to the seller, you could  not get the goods. but if it has not, it should be resend to airline again.
China post packages are sorted and packed in large packets for airline security check. If any parcel had problem the big package will be returned and will be repacked for security check again. That is why even if your parcel has no problem it might also be returned and send again.