General contact information

General inquiries

Tel: +853-28786687
Fax: +853-28782136
Hotline support: +853-87959832


IBM World Trade Corporation
Avenida Dr. Mario Soraes
Edificio Banco da China
Andar C. Macau


Technical Support

Electronic service requests can be submitted for hardware or software under warranty or with a support contract.
Informix Software Support
Prime Shift 8795-9832
Off shift Sev 1's dial AT&T Direct code: (Note 1), then 888-876-9797 (Note 2)1,2

1Note 1: Please refer to the AT&T Direct web site for current AT&T Direct codes:
2Note 2: This is a US toll free number. Please dial the current AT&T Direct code (Note 1) then the given number.