They both in the Exchange Bureau in Beijing now. You'd better contact China Post to ask why.

How to contact china post. Do you have any number or email address.

They are not available through Email. You can only call 11185 if you are in China, then press 8 to get English service to contact them. If you couldn't get English service successfully, better let one of your Chinese friends to help you make the call. If you are outside China, call +86 10 11185 (then 8).