If your parcel has been sent abroad and is returned due to "international security failure", "no one has signed for it", "address unknown", "not delivered properly " and so on, you will have to bear the shipping costs for resending.
Beijing Time：
If your parcel has been sent abroad and is returned due to "international security failure", "no one has signed for it", "address unknown", "not delivered properly " and so on, you will have to bear the shipping costs for resending.