A Cathay Pacific flight attendant talks to applicants during the first recruitment day since the COVID-19 pandemic, in Hong Kong, China, October 7, 2022. REUTERS/Tyrone Siu 

Cathay Pacific flight attendants stand during the first recruitment day since the COVID-19 pandemic, in Hong Kong, China October 7, 2022. REUTERS/Tyrone Siu 

Applicants sit in a waiting room during the Cathay Pacific's flight attendants recruitment day, first time since the COVID-19 pandemic, in Hong Kong, China October 7, 2022. REUTERS/Tyrone Siu 

Cathay Pacific flight attendants stand during the first recruitment day since the COVID-19 pandemic, in Hong Kong, China October 7, 2022. REUTERS/Tyrone Siu 

A Cathay Pacific flight attendant talks to applicants during the first recruitment day since the COVID-19 pandemic, in Hong Kong, China, October 7, 2022. REUTERS/Tyrone Siu 

Applicants sit in a waiting room during the Cathay Pacific's flight attendants recruitment day, first time since the COVID-19 pandemic, in Hong Kong, China October 7, 2022. REUTERS/Tyrone Siu 

Applicants are seen at reception during the Cathay Pacific's flight attendants recruitment day, first time since the COVID-19 pandemic, in Hong Kong, China, October 7, 2022. REUTERS/Tyrone Siu 

A crew member of Cathay Pacific walks at the Hong Kong International Airport Departure Hall, amid the coronavirus disease (COVID-19) pandemic, in Hong Kong, China, August 1, 2022. REUTERS/Tyrone Siu 

Cathay Pacific attendants walk beside temporarily closed stores at the Hong Kong International Airport Departure Hall, amid the coronavirus disease (COVID-19) pandemic, in Hong Kong, China, August 1, 2022. REUTERS/Tyrone Siu 

Cathay Pacific chief executive officer (CEO) Augustus Tang attends the 78th global airline industry body International Air Transport Association (IATA) annual meeting in Doha, Qatar, June 20, 2022. REUTERS/Imad Creidi 

Cathay Pacific chief executive officer (CEO) Augustus Tang attends the 78th global airline industry body International Air Transport Association (IATA) annual meeting in Doha, Qatar, June 20, 2022. REUTERS/Imad Creidi 

A Cathay Pacific aircraft takes off at the airport, during the coronavirus disease (COVID-19) pandemic in Hong Kong, China, March 31, 2022. REUTERS/Tyrone Siu 

A Cathay Pacific aircraft takes off at the airport, during the coronavirus disease (COVID-19) pandemic in Hong Kong, China, March 31, 2022. REUTERS/Tyrone Siu 

A Cathay Pacific aircraft takes off at the airport, during the coronavirus disease (COVID-19) pandemic in Hong Kong, China, March 31, 2022. REUTERS/Tyrone Siu 

Cathay Pacific aircrafts prepare to take off at the airport, during the coronavirus disease (COVID-19) pandemic in Hong Kong, China, March 31, 2022. REUTERS/Tyrone Siu 

A woman walks past empty counters of Cathay Pacific at Hong Kong International Airport, following infections of the coronavirus disease (COVID-19) in Hong Kong, China January 11, 2022. REUTERS/Lam Yik 

A Cathay Pacific Airways plane arriving from Hong Kong lands at the international terminal at Sydney Airport, as countries react to the new coronavirus Omicron variant amid the coronavirus disease (COVID-19) pandemic, in Sydney, Australia, November 30, 2021. REUTERS/Loren Elliott 

Hong Kong Secretary for Food and Health Sophia Chan, Secretary for the Civil Service Patrick Nip, and Cathay Pacific and Fosun Pharma Co. representatives gesture after the delivery of Fosun-BioNTech COVID-19 vaccines at Hong Kong International Airport, in Hong Kong, China February 27, 2021. Jerome Favre/Pool via REUTERS 

Fosun-BioNTech COVID-19 vaccines are transported to a warehouse after being unloaded from a Cathay Pacific cargo plane at Hong Kong International Airport, in Hong Kong, China February 27, 2021. Jerome Favre/Pool via REUTERS REFILE - CLARIFYING NAMING STYLE OF VACCINE 

Fosun-BioNTech COVID-19 vaccines are transported to a warehouse after being unloaded from a Cathay Pacific cargo plane at Hong Kong International Airport, in Hong Kong, China February 27, 2021. Jerome Favre/Pool via REUTERS REFILE - CLARIFYING NAMING STYLE OF VACCINE 

Fosun-BioNTech COVID-19 vaccines are transported to a warehouse after being unloaded from a Cathay Pacific cargo plane at Hong Kong International Airport, in Hong Kong, China February 27, 2021. Jerome Favre/Pool via REUTERS REFILE - CLARIFYING NAMING STYLE OF VACCINE 

Fosun-BioNTech COVID-19 vaccines are unloaded from a Cathay Pacific cargo plane at Hong Kong International Airport, in Hong Kong, China February 27, 2021. Jerome Favre/Pool via REUTERS REFILE - CLARIFYING NAMING STYLE OF VACCINE 

Fosun-BioNTech COVID-19 vaccines are transported to a warehouse after being unloaded from a Cathay Pacific cargo plane at Hong Kong International Airport, in Hong Kong, China February 27, 2021. Jerome Favre/Pool via REUTERS REFILE - CLARIFYING NAMING STYLE OF VACCINE 

A Cathay Pacific cargo plane carrying Fosun-BioNTech COVID-19 vaccines prepares to dock at Hong Kong International Airport, in Hong Kong, China February 27, 2021. Jerome Favre/Pool via REUTERS REFILE - CLARIFYING NAMING STYLE OF VACCINE 

Fosun-BioNTech COVID-19 vaccines are transported to a warehouse after being unloaded from a Cathay Pacific cargo plane at Hong Kong International Airport, in Hong Kong, China February 27, 2021. Jerome Favre/Pool via REUTERS REFILE - CLARIFYING NAMING STYLE OF VACCINE 

A Cathay Pacific flight attendant prepares to receive China's Sinovac vaccine against the coronavirus disease (COVID-19) at a community vaccination centre in Hong Kong, China February 23, 2021. Peter Parks/Pool via REUTERS 

A Cathay Pacific pilot holds his arm after receiving China's Sinovac vaccine against the coronavirus disease (COVID-19) at a community vaccination centre in Hong Kong, China February 23, 2021. Peter Parks/Pool via REUTERS 

A Cathay Pacific pilot receives China's Sinovac vaccine against the coronavirus disease (COVID-19) at a community vaccination centre in Hong Kong, China February 23, 2021. Peter Parks/Pool via REUTERS 

Secretary for Food and Health Sophia Chan Siu-chee and Secretary for the Civil Service Patrick Nip Tak-kuen pose as containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines are unloaded from a Cathay Pacific Airways aircraft at the Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

Secretary for Food and Health Sophia Chan Siu-chee and Secretary for the Civil Service Patrick Nip Tak-kuen pose as containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines are unloaded from a Cathay Pacific Airways aircraft at the Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

A worker helps to unload a container carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines from a Cathay Pacific Airways aircraft at the Hong Kong International Airport in Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

Secretary for Food and Health Sophia Chan Siu-chee and Secretary for the Civil Service Patrick Nip Tak-kuen attend to the media after containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines were unloaded from a Cathay Pacific Airways aircraft at the Hong Kong International Airport in Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

Secretary for Food and Health Sophia Chan Siu-chee and Secretary for the Civil Service Patrick Nip Tak-kuen observe as containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines are unloaded from a Cathay Pacific Airways aircraft at the Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

Containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines are unloaded from a Cathay Pacific Airways aircraft at the Hong Kong International Airport in Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

Secretary for Food and Health Sophia Chan Siu-chee and Secretary for the Civil Service Patrick Nip Tak-kuen observe as containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines are unloaded from a Cathay Pacific Airways aircraft at the Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

Containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines are unloaded from a Cathay Pacific Airways aircraft at the Hong Kong International Airport in Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

Containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines are unloaded from a Cathay Pacific Airways aircraft at the Hong Kong International Airport in Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

Containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines are unloaded from a Cathay Pacific Airways aircraft at the Hong Kong International Airport in Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

Containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines are unloaded from a Cathay Pacific Airways aircraft at the Hong Kong International Airport in Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

Secretary for Food and Health Sophia Chan Siu-chee (L) and Secretary for the Civil Service Patrick Nip Tak-kuen (2nd-L) observe as containers carrying Sinovac Biotech coronavirus disease (COVID-19) vaccines are unloaded from a Cathay Pacific Airways aircraft at the Hong Kong, China February 19, 2021. REUTERS/Tyrone Siu 

A Cathay Pacific attendant wears a face mask, following the coronavirus disease (COVID-19) outbreak, at Hong Kong International Airport in Hong Kong, China February 2, 2021. REUTERS/Tyrone Siu 

Aircrafts of Cathay Pacific and Hong Kong Airlines are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 24, 2020. REUTERS/Tyrone Siu 

Aircrafts of Cathay Pacific and its budget airline HK Express are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 24, 2020. REUTERS/Tyrone Siu 

Aircrafts of Cathay Pacific and its regional brand Cathay Dragon are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 24 2020. REUTERS/Tyrone Siu 

Aircrafts of Cathay Pacific and Hong Kong Airlines are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 24, 2020. REUTERS/Tyrone Siu 

Aircrafts of Cathay Dragon are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 24 2020. REUTERS/Tyrone Siu 

Aircrafts of Cathay Pacific and its regional brand Cathay Dragon are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 24 2020. REUTERS/Tyrone Siu 

Aircrafts of Cathay Pacific are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 24 2020. REUTERS/Tyrone Siu 

An aircraft of Cathay Pacific is seen in front of air traffic control tower at the Hong Kong International Airport, Hong Kong, China October 24 2020. REUTERS/Tyrone Siu 

Aircrafts of Cathay Pacific and its regional brand Cathay Dragon are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 21, 2020. REUTERS/Lam Yik 

Aircrafts of Cathay Pacific and its regional brand Cathay Dragon are seen on the tarmac at the Hong Kong International Airport, Hong Kong, China October 21, 2020. REUTERS/Lam Yik 

A Cathay Pacific aircraft is seen on a runway at the Hong Kong International Airport, Hong Kong, China October 21, 2020. REUTERS/Lam Yik 

Aircrafts of Hong Kong Airlines, Cathay Pacific and its regional brand Cathay Dragon are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 21, 2020. REUTERS/Lam Yik 

Aircrafts of Cathay Pacific and its regional brand Cathay Dragon are seen at the Hong Kong International Airport, Hong Kong, China October 21, 2020. REUTERS/Lam Yik 

Aircrafts are parked on the tarmac near the Cathay Pacific Cargo Terminal at the Hong Kong International Airport, Hong Kong, China October 21, 2020. REUTERS/Lam Yik 

Aircrafts of Cathay Pacific and its regional brand Cathay Dragon are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 21, 2020. REUTERS/Lam Yik 

Cathay Pacific aircrafts are parked on the tarmac at the Hong Kong International Airport, Hong Kong, China October 21, 2020. REUTERS/Lam Yik 

Connie Leung, vice president of Hong Kong Dragon Airlines Flight Attendants Association (3rd L) wears a mask while speaking to reporters at the Cathay City, the headquarters of Cathay Pacific, in Hong Kong, China October 21, 2020. REUTERS/Joyce Zhou 

A sign of Cathay Pacific is seen at its headquarters Cathay City in Hong Kong, China October 21, 2020. REUTERS/Lam Yik 

A sign of Cathay Pacific is seen at its headquarters Cathay City in Hong Kong, China October 21, 2020. REUTERS/Lam Yik