Don't worry
'_G\_h}5
I have hah it one month ago which buyed in the Postoffice
'_G\_h}5
I guess these stamps should be selled in all of Postofficem in china
'_G\_h}5
or look for it by youself in Hong Kong 'Postoffice
'_G\_h}5
as far as you said if buy it in the internet
'_G\_h}5
sorry I do not know you can try
'_G\_h}5
good luck