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Sound Assist:
 
 

Address: Avenida da Praia Grande, nº804, Edificio “China Plaza”, 1º andar, Macau
Office hours: Monday to Friday, 09:00 – 18:00 (Closed on Saturday, Sunday and government holidays)
Enquiry and Appointment Hotline: (853) 2837 03777/ (853) 2837 0888
Fax: (853) 2837 4300
Email: info@dsi.gov.mo