There are five major telecommunications operators in Australia***, namely:

1. Telstra is Australia's largest telecommunications company and the only state-owned enterprise owned by the Australian Federation. Its history can be traced back to 1901. Telstra's business spans wired communications, wireless communications, ADSL, satellite, CDMA and GSM digital mobile networks, and is Australia's leading Internet service provider. It is the 13th largest telecommunications company in the world and one of the most powerful telecommunications operators in the Asia-Pacific region.

2. Optus was founded in 1981 and is Australia's second largest telecommunications company. It has its own network and also uses networks provided by other network providers, such as Telstra. Services provided by Optus include telephone communications, broadband, wireless or dial-up Internet access, etc.

3.3 launched the 3G mobile phone network in Australia for the first time in April 2003. So far, it has 2 million users. 3 is a company owned by Hutchison Whampoa, Australia's largest overseas investor with 230,000 employees in 56 countries.

4. Vodafone was founded in 1983 and is the world's largest mobile communications operator. Headquartered in the United Kingdom, its network directly covers 26 countries and provides networks with its partners in another 13 countries. services, with more than 179 million users worldwide. 5. Virgin was founded by Mr. Richard Branson. The company's purpose is honesty, frankness and health. Virgin Mobile began official operations on October 31, 2000.