They do not offer technical support

[aburaihan66]

Advantages of China Mobile
Being the largest operator, it has more stores and charging points throughout the country, which makes it easier to contract the service.
You can purchase it in advance through the website hk.chinamobile.com
They only offer a tourist SIM, with 3GB at 3g/4g speed for $51, with roaming service outside Hong Kong and you can recharge.
Disadvantages of China Mobile
Their rates are higher compared belarus gambling data to those of their competitors.
Due to the use of FDD mode, it has compatibility issues with foreign phones.
VPN not included
China Telecom data sim card
China Telecom is especially used in southern China and is the smallest operator in the country.

Advantages of China Telecom
Works well if you are traveling to the south of the country
Good data speed but with lower coverage.
It has 30-day plans: 1 GB for $7.5; 3 GB for $14.51; 6 GB for $26.11.
Disadvantages of China Telecom
All China Telecom SIM cards must be purchased from official stores.
They do not include VPN and you will not be able to use it normally (like in Spain or other countries)
No technical support in Spanish, which can be frustrating if languages ​​are not your strong suit.