Let’s talk
We’re your first point of contact for information about GS1 standards, membership enquiries, technical help and all other information.
Office Hour
- Monday to Thursday: 9:00 – 13:00, 14:30 – 17:45
- Friday: 9:00 – 13:00, 14:30 – 17:30
Rest Days: Public Holidays, Exemption from Work and Compensatory Rest Days for Public Employees
Email: gs1macau@cpttm.org.mo
Telephone: (853) 28782385
Postal address: Rua de Xangai 175, Edf. ACM, 6 andar, Macau, China
Our location
Join Our WeChat
