eBay

Hello, i recently purchased a portable powerbank from a seller in China, paid for instantly on the 17th of March. 13 days later (30th of March) I get a message from the seller saying: "Dear friend,So sorry to bother you.As we got a note from our supp...

What can i do? I have a letter from Aus Post saying the item was succesfully delivered which means someone has signed for it but they still insist they don't have it, i tried contacting ebay customer support but the person i was talking to was no hel...