Leading mobile service provider in Hong Kong
3 Hong Kong is a leading mobile service provider in Hong Kong offering advanced voice, data and roaming services under the "3" brand via its 5G, 4G LTE, 3G and GSM dual-band networks. 3 Hong Kong is the mobile division of Hutchison Telecommunications Hong Kong Holdings Limited (HTHKH; stock code: 215), which is a group member of CK Hutchison Holdings Limited (stock code: 1).

We were granted a licence to operate an AMPS cellular radio telephone network in 1984 and commenced the provision of analogue mobile telecommunications services in 1985. We launched a GSM service in 1995 and went on to become the first operator in Hong Kong to offer 3G service in 2004. We partnered with Apple to be the first operator in Greater China to launch the iPhone™ 3G in July 2008. 3 Hong Kong launched 4G service in 2012. and achieved full MTR coverage in 2013. We activated the VoLTE capability in 2014 and was one of the first operators in Asia to launch VoWiFi service in 2015.

We launched 4.5G service in 2016 and completed the construction of an end-to-end NB-IoT network the following year. In 2018, we upgraded the existing network architecture and completed 5G outdoor network trials in the 3.5 GHz and 28 GHz bands. We were the first to make a live outdoor broadcast via a 5G network in Hong Kong. At midnight of 1 April 2020, we officially launched 5G service.
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