Macao Post will participate the “London 2015 EUROPHILEX”, located at London, during 13th to 16th May, 2015. To commemorate this Exhibition, Macao Post issues the commemorative envelopes and provides the commemorative postmark cancellation service on site of the exhibition. For the convenience of the philatelist, the commemorative envelope with stamp priced at MOP4.50 will also be available for sale at the Philatelic Shop of Macao Post Headquarters starting from 13th May. You may send your mail of this cancelled commemorative envelope at the following locations *: Philatelic Shop at Macao Post Headquarters: 13th May 9:00 – 17:45 Post Offices: 13th to 16th May Office Hours to Public * No commemorative postmark cancellation service will be provided in Macao.