Contact Us
Sales, Enquiry, Support & Complaint

 

Registration Authority
  • Address:
    eSignTrust Registration Authority
    Division of Electronic Certification Services
    Macao Post and Telecommunications Bureau
    Avenida da Praia Grande no.789, R/C,
    Macau
  • Tel: +853 2833 0338
  • Fax: +853 8299 5515
  • Office Hours: Monday to Thursday 9:00am - 7:00pm, Friday 9:00am - 6:00pm

 

Administration Office
  • Address:
    eSignTrust Certification Services
    Division of Electronic Certification Services
    Macao Post and Telecommunications Bureau
    Edifício dos Correios, 12 andar,
    Estrada de Dona Maria II, 11a 11-D,
    Macau
  • Tel: +853 2871 7521
  • Fax: +853 2871 7523
  • Office Hours: Monday to Thursday 9:00am - 1:00pm, 2:30pm - 5:45pm,
    Friday 9:00am - 1:00pm, 2:30pm - 5:30pm
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