Hong Kong
Hong Kong eSIM guide: networks, coverage and setup
CSL / 1O1O (HKT) · China Mobile Hong Kong (CMHK) · 3 Hong Kong
Hong Kong has dense 5G coverage (over 99% of population), including MTR stations. Unlike mainland China, Google, KakaoTalk and Instagram work normally.
eSIM for Hong Kong
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Local networks
- CSL / 1O1O (HKT)Largest operator with strong coverage.
- China Mobile Hong Kong (CMHK)Large network; many plans also cover mainland China and Macau.
- 3 Hong KongNationwide network.
- SmarToneNationwide network.
5G5G covers over 99% of the population, including business districts, shopping centres and MTR stations.
Must-knows
- If you continue to Shenzhen or elsewhere in mainland China, pick a plan that covers both; a HK-only plan will roam or stop at the border.
- Near the Shenzhen border your phone may latch onto mainland networks; set the network manually if needed.
Buying a local SIM
All SIMs, including prepaid tourist SIMs, must complete real-name registration before activation. Visitors can use a passport.
Weak-signal areas
Excellent in the city and MTR. Country-park trails and outlying islands can be weaker; the government runs a subsidy scheme to extend 5G to rural areas.
How much data do you need?
Pick a plan of about 3.6 GB