Sir/mam,Your concerned was forwarded to AMED office for their info and reply.Here is their email add for your info amed.supportservices@phlpost.gov.ph  

Hotline nos.  854 16 41 / 851 66 88 / 854 00 85 / 854 67 44 / 854-35-80 local # 1706 – 1710.

Thanks and Best regards, CS

Philippine Postal Corporation: RQ 039 532 994 AU