Hutchison Asia Telecom Group or HAT, is a division of Hong Kong-based multinational conglomerate CK Hutchison Holdings. The division provides telecommunications services to several Asian countries. The division was formerly incorporated as Hutchison Telecommunications International Limited, known as Hutchison Telecom or HTIL in short. It was an offshore company in the Cayman Islands and a listed company in the Stock Exchange of Hong Kong. It operates GSM, 3G and 4G mobile telecommunications services in Indonesia, Sri Lanka and Vietnam under brands 3, Hutch and Vietnamobile.
Hutchison Telecommunications International was formerly a listed company with a primary listing on the Stock Exchange of Hong Kong (former stock code: 2332) and American Depositary Shares quoted on the New York Stock Exchange. In May 2010, Hutchison Telecom became a fully owned subsidiary of the Hong Kong-based Hutchison Whampoa Group and its shares were delisted. In 2009, Hutchison Telecom also spin off part of their assets as a separate listed company Hutchison Telecommunications Hong Kong Holdings, which including 3 Hong Kong and Hutchison Global Communications.