The China Unicom carrier from Hong Kong is denoted by codes: 454 07. The followings IDs are called HNI (Home network identity). This code is created by the combination of two other Mobile Country Code (MCC) and Mobile Network Code (MNC). The first three numbers stand for the MCC and they are used in order to identify the region which the carried comes from (in the following example it’s Hong Kong). The last numbers of the HNI code are equal with the MNC and this ID is given for the specific mobile network operator.
Besides China Unicom Hong Kong has assigned country code + 852. This number + 852 is equal with international calling code and it’s simply the telephone dialing prefixes used for calling China Unicom numbers.
China Unicom uses 1 GSM bands, 1 UMTS bands, 2 and 1 CDMA bands.. You can read the specific frequency bands in the table below. All bands of the China Unicom are display in MHz units.
Another important information in China Unicom Hong Kong architectures is the standard of used protocols. It also uses 4 protocols such as GSM, UMTS, LTE, CDMA.
The ISO standard code of China Unicom is HK. You can see more info about this mobile network operator at http://www.chinaunicom.com.hk/en/global/home.php. How to check China Unicom coverage? How to check if your phone will work in Hong Kong? Those information will help you figure out if your device will work in the China Unicom roaming. Use out database and check out if your device will be locked or unlocked in China Unicom.
Use our CARRIER LOOKUP TOOL in order to make sure that your phone number is using China Unicom network.
If you'd like to find out whether your device is going to work with China Unicom (Hong Kong), please check the details below:
All you need to do is compare bands specification from your mobile network with the bands used in your device. You can check the supported bands for your phone by using out phone database.
| Name | China Unicom |
|---|---|
| Company | China Unicom (Hong Kong) Limited |
| Country |  Hong Kong |
| Country ISO | HK |
| Country code | + 852 |
| Carrier website | http://www.chinaunicom.com.hk/en/global/home.php |
| Carrier codes |
|
| MVNO | YES |
| Operator | PCCW |
| Mobile prefix | 51, 52, 53, 54, 55, 56, 59, 6x, 90, 91, 92, 93, 94, 95, 96, 97, 98 |
| Size of NSN | 8 |
| Number format | +852 51x xxx xx +852 52x xxx xx +852 53x xxx xx +852 54x xxx xx +852 55x xxx xx +852 56x xxx xx +852 59x xxx xx +852 6xx xxx xx +852 90x xxx xx +852 91x xxx xx +852 92x xxx xx +852 93x xxx xx +852 94x xxx xx +852 95x xxx xx +852 96x xxx xx +852 97x xxx xx +852 98x xxx xx more... |
| Coverage map | Unknown |
| GSM bands |
|
| GSM protocols |
|
| UMTS bands |
|
| UMTS protocols |
|
| LTE bands |
|
| LTE protocols |
|
| CDMA bands |
|
CHECK IMEI 
