Bay Area (Mainland China & Macau) Roaming Data Package

  • Best for Frequent Travelers in Mainland China and Macau
  • Flexibly use 1GB data in current month
  • Data will be suspended when used up, no worries of additional charge

Bay Area (Mainland China & Macau) Roaming Data Package
Charge $48
Mainland China & Macau Roaming Data Usage   1GB
Eligible Period Current Bill Month
Extra Monthly Mainland China & Macau Roaming Data Usage
$48/1GB or Data Roaming Zone applies
 $0.1/KB (Capped at $48/day)


Application Methods
(Please read the terms and conditions contained herein)

Sign in to your account, select "Change VAS" in “Manage Service", then select "Data Roaming Service", check " Bay Area (Mainland China & Macau) Roaming Data Package", and then confirm the application.
  • Via MyLink
Log in to MyLink, select “Mainland China” or “Macau” in “International Roaming”, then check "Bay Area (Mainland China & Macau) Roaming Data Package" and confirm the application.
  • Short Codes
Enter *110*634*01# into your handset and a confirmation SMS will be received once the service is activated.

Terms and Conditions:

  1. Bay Area (Mainland China & Macau) Roaming Data Package (“The Package”) is only applicable to existing customers of CMHK. For those customers’ current service plan included data sharing entitlement among different regions (including Mainland China or Macau), the roaming usage of these customers shall be counted towards the plan entitlement and not eligible for “The Package”.
  2. “The Package” is only applicable to Mainland China and Macau. “Data Roaming Zone” (if applicable) or standard roaming charges shall be applied for those roaming data usage incurred outside Mainland China and Macau.
  3. The activation of “The Package” will be effective immediately and valid until next bill date.
  4. The data entitlement of “The Package” is only applicable to the current bill month and the remaining data (if applicable) cannot be carried forward to the next bill month.
  5. If customers subscribe to other Mainland China and Macau roaming data product (including but not limited to Multi-day Data Roaming Pass and GO! Pass Data Roaming Packages) after subscribed “The Package”, the roaming data usage will be counted towards the roaming data product and will not be deducted from “The Package”.
  6. If customers’ current service plan includes free Mainland China and Macau roaming usage, the free roaming data usage shall be counted after used up the entitlement of “The Package”.
  7. When the data usage of “The Package” is used up, the data service of Mainland China and Macau (including the free roaming data usage (if applicable)) will be suspended until the next bill month. Customers can purchase an extra “The Package” to reactivate the data service by replying the data usage alert messages.
  8. Roaming data usage will be calculated according to Hong Kong Time 00:00 to 23:59.
  9. The availability of certain services while roaming aboard depends on the local network operators, the transmission of the customers’ device and the actual location of the customers. The cellular device might automatically capture the roaming signals of network operators outside the “The Package” coverage and incur extra roaming charges under extreme circumstances. CMHK accepts no liability on such circumstances. In case of dispute, the records of CMHK and overseas roaming operators shall prevail.
  10. Customers subscribing 4G/5G service plan may enjoy 4G/5G network service with suitable 4G/5G mobile device. For details of the coverage and applicable devices of 4G/5G Data Roaming Service, please click here.
  11. If existing “Data Roaming Zone” subscribers wish to subscribe the “The Package”, a separate subscription is required since “The Package” will not be automatically applicable nor activated (if applicable).
  12. When using maritime roaming, aerial roaming and satellite roaming service or using data roaming service in non-designated destinations, standard data roaming charges or “Data Roaming Zone” (if applicable) charges will apply.
  13. Data roaming usage shall not be applicable to usage on tethering and peer-to-peer (P2P) upload and download, including Bit-Torrent etc.
  14. Customers read, understood and agree with the content therein Personal Information Collection Statement and Privacy Statement. The abovementioned privacy policy statement is stated on 
    and respectively.
  15. By subscribing the “The Package” service, customer agrees, accepts and is being bound by the terms and conditions herein contained.
  16. CMHK reserves the right to alter these terms and conditions at any time without prior notice.
  17. In case of any disputes, CMHK reserves the right to make the final decision.
  18. Should there be any discrepancy between the English and Chinese versions of these Terms and Conditions, the Chinese version shall apply and prevail.