As a world-class and the most reliable mobile network, we provide roaming services in many countries and regions worldwide, leading the way in Hong Kong^!

In addition, we have become the first local telecom operator to connect to all the key mobile networks in Mainland China^, acting as the only seamless platform connecting the mainland's three major network providers, namely China Mobile, China Telecom and China Unicom.

Just use your same SIM card, you can instantly connect to three network providers upon arrival without SIM swaps, allowing you to stay connected with the world anytime, anywhere.

Click here to search the most suitable Data Roaming Plan for you.
One Pass keeps you connected in over 100 tourist cities across regions
7-DAY Pass From$98
Mainland China & Macau 3-Day Pass
Available in Mainland China and Macau
Freely use travel data and voice calls
3 DAYS$108
Data Roaming Daily Pass
One daily charge while travelling in Mainland China and Macau or in Euro Zone on the same day
RoamLite Pass
Share the fun of the journey with family, no need to worry about bill shock
GETAWAY Travel Service
Enjoy 80 days of travel data in 2 years
Greater China Monthly Plan
Data shared in Mainland China, HK, Macau & Taiwan with one monthly plan
Free "Social App" data at 4 destinations
$188/month up
5G Greater Bay Monthly Plan
Data shared in Mainland China, HK & Macau with one monthly plan
^The data was retrieved from the official websites of local mobile operators. As of 30 June 2023, 3 Hong Kong's 5G data roaming coverage covers a total of 98 countries/destinations. Please visit https://web.three.com.hk/roaming/coverage/index-en.html for details. Terms and conditions apply.

*The information was retrieved from the official websites of local mobile operators as of 30 June 2023. China Broadnet does not provide inbound roaming service.