How long does it take to apply for an expedited visa to Australia?

On March 6th, 2006, 16, 16, Chinese mainland officially implemented the 48-hour quick review service for 600 types of tourist visas. Applicants should meet the following requirements when handling the 48-hour fast trial service: 1. Applications for 600 types of tourist visas (tourism and business) and the required materials must be submitted in Chinese mainland (Beijing, Shanghai, Guangzhou and Chengdu) Visa Application Center. 2. In order to request a quick review application and pay the quick review fee, the applicant must fill in "Form 1472- Visitor Visa-Business Visitor and Tourism Category-Request for Quick Processing". 3. Applicants must sign the form 1472 to confirm that they have understood the conditions of the fast review. 4. Applicants need to pay a visa application fee of 135 and a quick review fee of 1000. Applicants can pay at the visa application center. Although most applications will be reviewed within 48 hours after the embassy or consulate receives the complete application, the Immigration and Border Protection Department does not guarantee that the visa application will be completed within 48 hours, because the visa officer may ask for additional materials before making a decision. When will the applicant travel?