Our professional customer service staff are ready to answer your call, listen to your needs, and recommend personalized solutions to you combined with powerful data recording and analysis.

For assistance:

Commercial System Hotline

(852) 2384 4644

24 hours x 7 days

Home Comfort Hotline

(852) 2603 2222

Monday to Friday: 9:00 a.m. to 5:30 p.m.
Saturday: 9:00 a.m. to 12:45 p.m.
Sunday / Public Holiday: close