24-hour Customer Care Hotline

CMHK 24-hour Customer Care Hotline helps you stay connected with us worldwide for service support. Customers can make roaming direct call to our CMHK 24-Hour Customer Care Hotline free of charge and get assistance from us easily. The customer care hotline supports Cantonese, English and Putonhua, three different languages to provide information enquires and mobile phone account management.or "Customer Care Hotline Operation Guide", please click here.



(852) 12580

(CMHK service plan customers could make roaming direct call free of charge to get the support easily)

China Roaming Customer Service Hotline:

400 120 4000

(CMHK service plan customers can call this hotline for free in China)

Fax: (852) 2421 4149