User Guide

Service Activation

Method 1: Insert the SIM into a smartphone and turn on the mobile data service in Hong Kong.

Method 2: Dial USSD code *#130# in Hong Kong for free.
Upon successful activation, an activation SMS with the HK number, stored value and expiry date of the SIM will be sent directly to your mobile.
If you are unable to activate mobile service after using the above methods, please restart your smartphone and make sure the mobile data APN is “cmhk”,while the proxy address and port number are blank.

Check your Prepaid card Mobile Number, Remaining Balance, Expiry Date and other remaining balance of SIM Card (Free of charge):

Press; or
Call; or
Visit CMHK website or CMHK App*; or
Press to check prepaid card information & service rate charge

* Include: General Bonus, data balance in designated 4G/3G Local Data Package ($50/200MB, $148/1GB or $48 3GB/5 days), remaining Intra SMS in Intra-SMS Package, remaining buddy list entry quota in Buddy Package, remaining Connecting Tone download quota, etc.

Language Selection/Change

You may select / change the language of Prepaid SIM communications via below means.
Method 1︰Dial / and follow the voice instructions in the recording system.
Method 2︰Dial and follow the instructions in the system prompts.

Mobile Data Services

Mobile Data Services

"Mobile Data Service" allows customers to send and receive data files through their handsets. A variety of data-related services can be enjoyed through the use of Mobile Data Service.

Activate & Deactivate "Mobile Data Service"
Subscribe:

Press on a GPRS handset to active MMS service and GPRS service

You'll receive a Chinese and an English confirmation SMS after the services are activated.

Cancel:

Press on your handset to deactivate.

Download Data Transmission Setting to Your Handset

Please click here for Inquiry.

Subscribe & Cancel Mobile Data Package

You can subscribe the “1-Day Pass”, “7-Day Pass” or “30-Day Pass” with your needs.

Activate the service as below:

Validity Period	Data Usage	To subscribe	Cancellation Upon Expiry
1 Day	1 GB	Press on handset. After receiving confirmation SMS, please select the required package with the corresponding short code: 1-Day – Press "1" 7-Day – Press "2" 30-Day – Press "3"	-
7 Days			-
30 Days

Mobile data service is applicable to below prepaid sim cards, for details please visit below links:

Remarks:

CMHK WIFI Service has been terminated with effect from 1st April 2020.
To cancel the package upon expiry, please dial *103*02#. To instantly cancel the package ,please dial *103*11#.
To cancel the package upon expiry, please dial *103*02#. To instantly cancel the package ,please dial *103*11#.
The Monthly Fee will be automatically deducted every 30 days. The service will be terminated without prior notice if the stored value balance is insufficient. Customer must ensure the card has sufficient stored value and then re-subscribe the service in order to use the service again.
Mobile Data Package is only applicable to using data service in Hong Kong. Data roaming charge will be applied if you use data roaming service while abroad.
Actual data transmission speed may vary due to various factors, including but not limited to, data roaming operators, network traffic conditions, handset models, handset settings (both hardware & software), uploaded/downloaded content, selected prepaid cards, and other external factors.
The above 1-Day/7-Day/30-Day mobile data packages are only available to designated prepaid SIM cards.

4G/3G Local Data Package

4G/3G Local Data Package

Service Validity Period	Local Data Usage	Subscription Method	Instant Cancellation
5 days	3GB Full Speed + Unlimited Data (Max. 384Kbps) ³
3 days	2GB Full Speed + Unlimited Data (Max. 384Kbps) ¹²

4G/3G local data package is applicable to below prepaid sim cards, for details please visit below links

30 Days Local Data Package (Max. local data access speed 7.2Mbps)

Service Validity Period	Local Data Usage	Subscription Method	Cancellation Upon Expiry	Instant Cancellation
30 days^10,11	Unlimited for local data usage^#,9 ^ Max. local data access speed up to 7.2Mbps for the first 3GB, thereafter will be maintained at max. 384kbps. Tethering and P2P application (incl. BT) will not be supported.
30 days^10,11	Unlimited for local data usage^#,9 ^ Unrestricted local data access speed for the first 3GB, thereafter will be maintained at max. 384kbps. Tethering and P2P application (incl. BT) will not be supported.

30 days local data package is applicable to below prepaid sim cards, for details please visit below links:

Lite Unlimited Data Package^8,9

Service Validity Period	Local Data Usage	Subscription Method	Cancellation Upon Expiry	Instant Cancellation
10 Days⁶	Unlimited for local data usage^{^,7} ^{^}Maximum local data access speed will be reached up to 384kbps. Tethering and P2P application (incl. BT) will not be supported. It's only applicable to handset use, but not device with screen over 7".

Lite unlimited data package is applicable to below prepaid sim cards, for details please visit below link:

When local data usage consumed between 00:00 to 23:59 (Hong Kong Time) reached to 1 GB daily, you still can enjoy data service in Hong Kong. Data access speed is maintained at not less than 384kbps. Tethering, P2P applications (incl. BitTorrent) will not be supported thereafter.
The validity period of the package is same as the validity period of your Prepaid SIM card. During package validity period, local data acculmulated up to data usage of subscribed package, thereafter local data charge will be calculated on a pay-as-you-go basis.
When local data usage reached up to 3GB during package validity period (starting from subscription till the 5th day 23:59), thereafter data service is maintained at not higher than 384kbps. Tethering, P2P application (incl. BT) will not be supported thereafter.
Max. local data access speed reaches up to 14.4Mbps.
When local data usage reached up to 1GB during package validity period(starting from subscription till the 10th day 23:59), thereafter data access speed will be maintained at not less than 384kbps. Tethering, P2P application (incl. BT) will not be supported thereafter.
The fee will be automatically deducted every 10 days. The service will be terminated without prior notice if the stored value balance is insufficient. Customer must ensure the card has sufficient stored value and then re-subscribe the service in order to use the service again.
"Lite Unlimited Data Package" can co-exist with any data package except "$68/10-day local data package"; data usage will be deducted in "Lite Unlimited Data Package" until the package expired. If "Lite Unlimited Data Package" has been cancelled or terminated for any resaon or circumstances, data usage will then be deducted in "4G/3G 5-day 3GB data package", and "4G/3G 200MB or 1GB data package" thereafter.
During package validity period(starting from subscription till the 10th day 23:59), max. data access speed is maintained at 384kbps. Tethering and P2P application (incl. BT) will not be supported. It’s only applicable to handset use, but not device with screen over 7".
"30 Days Local Data Package", "Lite Unlimited Data Package" or "$68/10-day local data package" cannot be subscribed repeatedly. Customers cannot subscribe both "30 Days Local Data Package", "Lite Unlimited Data Package" and "$68/10-day local data package" at the same time.
When local data usage reached up to 3GB during package validity period (starting from subscription till the 30th day 23:59), thereafter data access speed will be maintained at not less than 384kbps. Tethering, P2P application (incl. BT) will not be supported thereafter.
The fee will be automatically deducted every 30 days. The service will be terminated without prior notice if the stored value balance is insufficient. Customer must ensure the card has sufficient stored value and then re-subscribe the service in order to use the service again.
When local data usage reached up to 2GB during package validity period (starting from subscription till the 3rd day 23:59), thereafter data service is maintained at not higher than 384kbps. Tethering, P2P application (incl. BT) will not be supported thereafter.

When customer is located out of 4G coverage in Hong Kong. CMHK will provide service to customer via 3G/2G EDGE network.
Actual data transmission speed may vary due to many factors, including but not limited to network usage, handset model, setting (including handset hardware and software),upload / download content and other external factors.
Provision of CMHK 4G network service is subject to applicable 4G device used by customer.
Local Wi-Fi service is excluded to all of above local data services and packages.

4G/3G Mainland China & Hong Kong Data Package

Upper Limit of Mainland China & Hong Kong Data Usage	Subscribe Service	Validity	Cancellation Upon Expiry	Cancel Service
200MB		30days
2GB
4GB
36GB*		90days

4G/3G China Hong Kong share data package is applicable to below prepaid sim cards, for details please visit below links:

*Package is only applicable to CMHK 4G/3G China-HK Prepaid SIM Card

-Service validity is calculated from the date of subscription until 23:59 (HK Time) of the 30th days or 90th days , excluding data volume used before service subscription. Thereafter charge will be automatically deducted every 30th days or 90th days. The service will be terminated without prior notice if the stored value balance is insufficient. Customers must ensure the card has sufficient stored value and then re-subscribe the service in order to use the service again.
-“4G/3G Mainland China & Hong Kong Data Package” is valid for 30th days or 90th days. When the cumulated data usage for the selected package reaches the upper limit, data service will be suspended; if further data service is needed, re-subscription is allowed upon cancellation of the package. .
-The remaining HK & China data balance within every cycle would not carry forward to the following cycle.
-“4G/3G Mainland China & Hong Kong Data Package” and “Local Data Package” shall not co-exist. If “Local Data Package” is valid, customers should cancel the “Local Data package” first and wait until the service expired before applying “4G/3G Mainland China & Hong Kong Data Package”.

Note: This package is only applicable to CMHK 4G/3G Data & Voice Roaming Prepaid SIM Card, 4G/3G Super Talk Prepaid SIM Card, 4G/3G Individual Traveler Prepaid SIM Card, 4G/3G 1-Card-2-Number Prepaid SIM Card, 4G/3G China-HK Prepaid SIM Card and 4G/3G Local Data Prepaid SIM Card ($98 .

Macau Data Package

Service Validity Period	Upper Limit of Macau Data Usage	Subscribe Service
3 Days	1GB

Macau data package is applicable to below prepaid sim cards, for details please visit below links:

Service validity is starting from the next day upon subscription to the 3rd day at 23:59 (HK Time). When the cumulated Macau data usage reaches 1GB, thereafter data usage will be charged on a pay-as-you-go basis; if further data service is needed, customers are able to re-subscribe Macau data package.
Service validity is starting from the next day upon subscription to the 3rd day at 23:59 (HK Time), Tethering and P2P application (incl. BT) will not be supported.
Wi-Fi service is excluded to above Macau data package.
“Macau Data Package”, “3G Lite Unlimited Data Package”, “1GB Local Data Package” & “China & HK Data Package” shall co-exist.
When customer is located out of 4G coverage in HK or designated country/region, CMHK/designated operators will provide service via 3G/2G network. Provision of 4G network service is subjected to applicable 4G device used by customer. Actual data transmission speed may vary due to many factors, including but not limited to network provider, network usage, handset model, setting (including handset hardware and software), upload/download content and other external factors.
This package is only applicable to CMHK 4G/3G Data & Voice Roaming Prepaid SIM Card, 4G/3G Super Talk Prepaid SIM Card, 4G/3G Individual Traveler Prepaid SIM Card, 4G/3G 1-Card-2-Number Prepaid SIM Card, 4G/3G China-HK Prepaid SIM Card and 4G/3G Local Data Prepaid SIM Card ($98)

Mainland China & Hong Kong Data Package

Upper Limit of Mainland China & Hong Kong Data Usage	Subscribe Service	Cancellation Upon Expiry	Instant Cancellation
200MB	To subscribe
2GB	To subscribe
4GB	To subscribe

– China Hong Kong share data package is applicable to below prepaid sim cards, for details please visit below links:

-Service validity is calculated from the date of subscription until 23:59 (HK Time) of the 30th day, excluding data volume used before service subscription. Thereafter charge will be automatically deducted every 30 days. The service will be terminated without prior notice if the stored value balance is insufficient. Customers must ensure the card has sufficient stored value and then re-subscribe the service in order to use the service again.
-“Mainland China & Hong Kong Data Package” is valid for 30 days. When the cumulated data usage for the selected package reaches the upper limit, data service will be suspended; if further data service is needed, customers are able to re-subscription upon cancel the service.
-The remaining HK & China data balance within every cycle would not carry forward to the following cycle.
-“Mainland China & Hong Kong Data Package” and “Local Mobile Data Package” shall not co-exist. If “Local Mobile Data Package” is valid, customers should cancel the “Local Mobile Data package” first and wait until the service expired before applying “Mainland China & Hong Kong Data Package”.

Note: This package is only applicable to CMHK 1-Card-2-Number Prepaid SIM Card & 1-Card-2-Number Prepaid SIM Card（Guang Dong） .

Data Roaming Day Pass

"Data Roaming Day Pass" covers 10 countries/regions, to ensure that you can stay in touch with family, no matter where you go.

Country/Region	Designated operators	Application Methods
Macau	CTM
Japan	Softbank Docomo
Taiwan	Far EasTone Chunghwa
Thailand	Real Future (Truemove)
Indonesia	Indosat
Philippines	Globe Telecom
Malaysia	Digi Maxis
Saudi Arabia	Mobily
Republic of Korea	KT(display Olleh) SK Telecom
Singapore	StarHub M1

This user guide is only applicable for CMHK 1-Card-2-Number Prepaid SIM Card, CMHK 1-Card-2-Number Prepaid SIM Card (Guangdong), Super Roaming, Super Talk & IDD Talk.
Data Roaming Day Pass is charged according to the data usage consumed between Hong Kong Time 00:00 to 23:59 on a per-day basis (must use designated network). Once customer has successfully subscribed Data Roaming Day Pass, all data usage consumed during the service effective day (Hong Kong Time 00:00 - 23:59; excluding usage consumed before service activation) via applicable Designated Roaming Operators will be charged according to Data Roaming Day Pass.

Subscriber can press the above short codes to subscribe Data Roaming Day Pass. Our system will send a SMS to confirm the subscription status.
Data Roaming Day Pass applies to all data roaming usage but it does not include any other value-added services or multimedia content download charge. In order to provide a more comprehensive service and to avoid abusive usage, CMHK reserves the right to amend the scope of applicable services. In case of any amendment, the latest announcement by CMHK shall prevail.
The list of applicable Designated Roaming Operators of Data Roaming Day Pass changes from time to time, and in case of any amendment, the latest announcement by CMHK shall prevail.
Once you have registered for the above plan, whenever you travel to an applicable roaming destination, your handset will be automatically directed to the Designated Roaming Operator (depending on local network compatibility). However, to best protect your interests, we recommend you to check from time to time whether your handset stays connected to the Designated Roaming Operator in order to avoid unnecessary data charges stemming from the use of inapplicable network.
If customer has visited and used Data Roaming Day Pass in more than one of the Designated Roaming Operators' network within the same day, Daily Charge will be applied separately to each network visited on that day.
In case of dispute, the records of CMHK and overseas roaming operators shall prevail.

VoLTE Service

Please click here for details.

IDD Service

Dialor (Country Code) (Area Code) (Telephone Number)

(The SIM Card cannot support any international operator-assisted calls)

Roaming Dialing Methods

Calling Instructions:

1. Direct Dial Roaming

Roaming Country/ Region	Operator	Calling Instruction - Outgoing Calls to Hong Kong	Calling Instruction - Outgoing Local Calls	Calling Instruction - Outgoing Calls to Other countries/regions
Mainland China	CMCC	+ 852 (Hong Kong phone no.)	Dial the local number directly	+ (country code) (area code) (phone no.)
Macau	CTM
Taiwan	Far EasTone
Malaysia	Digi

2. *130* Roaming

Simply follow the dialing procedures below. Once "Request Accepted" is displayed on your handset screen, you'll receive a call from our system in seconds. Upon receiving the call, you'll then be connected to the phone number you've dialed.

Outgoing Calls to Hong Kong	Press(Hong Kong phone no.) no need to key in Hong Kong country code "852")
Outgoing Local Calls / Calls to Other countries/regions	Press (country code) (area code) (phone no.)

Deactivate & Reactivate Roaming Service Through Your Handset

To de-activate roaming service:	Press
To re-activate roaming service:	Press (applicable to Hong Kong only)

Refill, Check Mobile Number, Balance and Expiry Date* in Overseas:

Refill via refill voucher :	Press(16-digit activation code)
Check phone no., remaining balance & expiry date of SIM card:	Press

*The required information will be sent to your handset in short message.

Voice Mailbox

Set up mailbox or retrieve messages: Press

191 InfoCall Service

Press

Roaming service is also available to Rekanan Prepaid SIM Card, Kabayan Prepaid SIM Card and MyFriend Prepaid SIM Card users.

If your handset fails to detect a network automatically, please refer to your handset user menu and select the network operator manually. If you are still unable to make call, please restart the handset and redial the number, or select another network operator if you cannot make calls after several tries.
Please ensure your Prepaid SIM Card has sufficient balance before leaving Hong Kong, or you can purchase extra Refills for use overseas.

Short Message Service - Send Messages

Short Message Service - Send Messages

Select "Menu", "Message", then select "Write Message" / " Message Editor" / "Send New"
Compose your message, then select "Send" / "Send Message"
Enter mobile number and press "OK". To send international SMS, please enterorplus country code first (sending SMS to China requires entering the China mobile number only).

Remark: Dialling of the prefix "133" or "1357" to restrict or allow calling number display is not applicable for SMS sending.

"Intra-network SMS Package"

You can send 100 local SMS to other CMHK customers, by subscribing the "Intra-network SMS Package".Simply follow the procedures below to subscribe or cancel the package:

Subscribe:
Cancel:
Enquire service status:

Missed Call Alert

If your mobile phone is busy, out of coverage, switched off or has no answer, "Missed Call Alert" service can capture and store the caller's phone number, calling time and date for you. When your mobile phone becomes available again, the information will be sent to you via SMS.

Subscribe:
Cancel:

Remark

Applicable to callers with Calling Number Display function activated.
Missed Call Alert function cannot be used in conjunction with relevant call forward and voice mailbox functions.
If your mobile phone cannot be reached within a certain period, the alerts will be deleted.

Call Forwarding Service

To forward calls to a designated phone number, press the following short codes on your handset to activate or deactivate the service:

Subscribe:
Cancel:

Activate or deactivate call forwarding:

All Call Forward	Activate: Deactivate:	(designated number)
Unreachable Call Forward	Activate: Deactivate:	(designated number)
Busy Call Forward	Activate: Deactivate:	(designated number)
No Answer Call Forward	Activate: Deactivate:	(designated number)

Remarks: To activate call forward function (except "All Call Forward"), customer should ensure the Prepaid Card has enough balance to receive 6 minutes or more of incoming calls (for roaming, charges will be calculated base on Roaming Service Tariff), otherwise the call forward command will fail.

International Call Forward Service & Dialing Method

Activate All International Call Forward:(Country Code) (Area Code) (Local Phone No.)

De-activate All International Call Forward:

Voice & Fax Mailbox

Press the following short codes to subscribe or cancel the service:

Subscribe:
Cancel:

Mailbox setting:

Dial on your handset to listen to new user guide, then follow the instruction to record your personal greeting and establish a password.

To retrieve voice message:

Dial via your handset; or
Dialvia other phones

To receive fax message:

De-activate any Call Forwarding functions and switch off your mobile phone.

To print out fax message:

Dialon any fax machine equipped with a receiver.

To update password (Before Apr 14, 2015):

Dialvia your handset; or
Dialvia other phones

To update password (On or after Apr 14, 2015):

DialNew 6-digit numerical passwordvia your handset (For example, if you want to set your password as 456789, please dial)

If customer subscribes to both Call Forwarding and Voice & Fax Mailbox service, all unreceived incoming calls will be diverted to voice mail automatically. Customer can divert incoming calls to any designated number according to his needs.

Call Waiting & Call Hold Service

The Call Waiting feature enables you to answer an incoming call while you are already making a call. With Call Hold you can make a second call, while you hold your existing call.

Subscribe:
Cancel:
Enquire service status:

Conference Call Service

This multi-party teleconference feature allows different parties from different points to be connected simultaneously, creating a practical and efficient way of communication.

Subscribe:
Cancel:
Enquire service status:

Hong Kong Ringback Tone

While you are abroad, callers would still hear the Hong Kong local ringing tone.
Subscribe:
Cancel:

Note:

Customers of 1-Card-2-Number Prepaid SIM Card or 1-Card-2-Number service can enjoy Hong Kong Ringback Tone free of charge.
Not applicable to $28 Easy Talk Prepaid SIM Card and $80 4G/3G Data & Voice Prepaid SIM Card.

Buddy Package

"Buddy package" allows you to call 3 friends with local flat rate $0.03 per min.

Subscribe:
Add Buddy no.:phone no.
Remove Buddy no.: phone no.
View Buddy List:
Cancel:
Note:only applicable to $48/$78 Super Talk Prepaid SIM Card & 4G/3G Data & Voice Prepaid SIM Card.

Display Your Hong Kong No. by using Call Back Methods

Your Hong Kong no. still can be displayed when you make outgoing calls while abroad.
To any Hong Kong no.:
Press Hong Kong no.
To any China no.:
Press mainland no.

PIN Code

The default PIN code of the SIM card is "8888". Three consecutive failed attempts to enter the PIN code will permanently lock the SIM card. CMHK shall under no circumstances be liable for any damages or losses caused whatsoever.