From AP:
China is stamping return to sender on mail from Taiwan postmarked with a slogan supporting the island’s bid to join the United Nations.
Taiwan’s post office began putting a “U.N. for Taiwan” postmark on selected items of outgoing mail six weeks ago.
Letters and parcels bearing that slogan and one saying “Taiwan joining the United Nations” were being returned as a protest against alleged independence activities by the government of Taiwanese President Chen Shui-bian, according to Fan Liqing of China’s Taiwan Affairs Council. [Full text]
Read also a comment from the Taiwan Chronicles blog.