A man receives a dose of COVISHIELD vaccine, a coronavirus disease (COVID-19) vaccine manufactured by Serum Institute of India, at a market area in central Srinagar September 24, 2021. REUTERS/Danish Ismail

A woman receives a dose of the COVISHIELD vaccine against the coronavirus disease (COVID-19), manufactured by Serum Institute of India, inside a passenger bus in Ahmedabad, India, September 23, 2021. REUTERS/Amit Dave

A man receives a dose of the COVISHIELD vaccine against the coronavirus disease (COVID-19), manufactured by Serum Institute of India, inside a passenger bus in Ahmedabad, India, September 23, 2021. REUTERS/Amit Dave

An employee shows a rendition of the German semiconductor manufacturer Infineon's new specialist power chip plant during a preview for journalists in Villach, Austria September 16, 2021. Picture taken September 16, 2021. REUTERS/Alexandra Schwarz-Goerlich

Journalists take part in a preview tour inside of German semiconductor manufacturer Infineon's new specialist power chip plant in Villach, Austria September 16, 2021. Picture taken September 16, 2021. REUTERS/Alexandra Schwarz-Goerlich

A general view shows the cleanroom of the German semiconductor manufacturer Infineon's new specialist power chip plant in Villach, Austria September 16, 2021. Picture taken September 16, 2021. REUTERS/Alexandra Schwarz-Goerlich

A general view shows the inside of German semiconductor manufacturer Infineon's new specialist power chip plant in Villach, Austria September 16, 2021. Picture taken September 16, 2021. REUTERS/Alexandra Schwarz-Goerlich

A general view shows the cleanroom of German semiconductor manufacturer Infineon's new specialist power chip plant in Villach, Austria September 16, 2021. Picture taken September 16, 2021. REUTERS/Alexandra Schwarz-Goerlich

A general view shows the inside of German semiconductor manufacturer Infineon's new specialist power chip plant in Villach, Austria September 16, 2021. Picture taken September 16, 2021. REUTERS/Alexandra Schwarz-Goerlich

A general view shows helmets hanging inside of German semiconductor manufacturer Infineon's new specialist power chip plant in Villach, Austria September 16, 2021. Picture taken September 16, 2021. REUTERS/Alexandra Schwarz-Goerlich

Hossam al-Din Ali, an Iraqi teacher who manufactures leather covers for old books, checks the books in a library of the University of Mosul, in Mosul, Iraq September 12, 2021. Picture taken September 12, 2021. REUTERS/Khalid al Mousily

An employee works on impingement jets mixing skids for large scale production during a visit of German Chancellor Angela Merkel to the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

Managing director and company owner Alexandra Knauer (L) speaks with CEO Carsten Losch during a visit of the German Chancellor Angela Merkel to the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel gives a press statement next to managing director and company owner Alexandra Knauer and CEO Carsten Losch, during her visit to the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel and managing director and company owner Alexandra Knauer arrive to give a press statement during Merkel's visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel gives a press statement next to managing director and company owner Alexandra Knauer and CEO Carsten Losch, during her visit to the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel gives a press statement next to managing director and company owner Alexandra Knauer and CEO Carsten Losch, during her visit to the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

Managing director and company owner Alexandra Knauer speaks after German Chancellor Angela Merkel's visit to the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks after she visited the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks after she visited the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks after she visited the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks after she visited the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks with Head of Production Thomas Mueller during her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel stands next to managing director and company owner Alexandra Knauer and Head of Production Thomas Mueller as she speaks with an employee during her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks with Head of Applications and Academy Kathryn Monks as she stands next to impingement jets mixing skids for large scale production, during her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks with Head of Applications and Academy Kathryn Monks during her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel wears protective mask and glasses during her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks with Head of Applications and Academy Kathryn Monks during her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks with Head of Applications and Academy Kathryn Monks during her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks with Head of Applications and Academy Kathryn Monks during her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel speaks with Head of Applications and Academy Kathryn Monks during her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel wears protective mask and glasses during her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

Managing director and company owner Alexandra Knauer (R) and CEO Carsten Losch pose as they wait for the visit of the German Chancellor Angela Merkel to the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkelholds a document as she arrives for her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

Managing director and company owner Alexandra Knauer poses before the visit of the German Chancellor Angela Merkel to the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel (L) greets managing director and company owner Alexandra Knauer (R) and CEO Carsten Losch as she arrives for her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel (L) greets managing director and company owner Alexandra Knauer as she arrives for her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

German Chancellor Angela Merkel (L) greets managing director and company owner Alexandra Knauer (R) and CEO Carsten Losch as she arrives for her visit of the plant of Knauer, a manufacturer of laboratory instruments, in Berlin, Germany September 10, 2021. Odd Andersen/Pool via REUTERS

An employee works at a packaging line for chicken vaccine at Ringpu Biotech in Tianjin, China, September 8, 2021. Picture taken September 8, 2021. REUTERS/Tingshu Wang

An employee works at a Kingfa Advanced Materials Co lab in Tianjin, China September 8, 2021. Picture taken September 8, 2021. REUTERS/Tingshu Wang

An employee sits at the reception of Kingfa Advanced Materials Co in Tianjin, China, September 8, 2021. Picture taken September 8, 2021. REUTERS/Tingshu Wang

An employee works at a packaging line for chicken vaccine at Ringpu Biotech, in Tianjin, China, September 8, 2021. Picture taken September 8, 2021. REUTERS/Tingshu Wang

An employee works at a packaging line for chicken vaccine at Ringpu Biotech in Tianjin, China, September 8, 2021. Picture taken September 8, 2021. REUTERS/Tingshu Wang

Yin Jihui, director of the Tianjin Industry and Information Technology Bureau, speaks during an interview with Reuters in Tianjin, China, September 7, 2021. Picture taken September 7, 2021. REUTERS/Tingshu Wang

Employees work on assembling automated guided vehicles (AGV) at a Lonyu Robot Co factory in Tianjin, China, September 7, 2021. Picture taken September 7, 2021. REUTERS/Tingshu Wang

A general view of Tianjin, China, September 7, 2021. Picture taken September 7, 2021. REUTERS/Tingshu Wang

Employees work on assembling an automated guided vehicle (AGV) at a Lonyu Robot Co factory in Tianjin, China, September 7, 2021. Picture taken September 7, 2021. REUTERS/Tingshu Wang

Yin Jihui, director of the Tianjin Industry and Information Technology Bureau, speaks during an interview with Reuters, in Tianjin, China, September 7, 2021. Picture taken September 7, 2021. REUTERS/Tingshu Wang

An employee inspects an automated guided vehicle (AGV) at a Lonyu Robot Co factory in Tianjin, China, September 7, 2021. Picture taken September 7, 2021. REUTERS/Tingshu Wang

A general view of Tianjin, China, September 7, 2021. Picture taken September 7, 2021. REUTERS/Tingshu Wang

People sit as they wait to receive a dose of COVISHIELD, a vaccine against coronavirus disease (COVID-19) manufactured by Serum Institute of India, at a community centre in Kochi, India, September 7, 2021. REUTERS/Sivaram V

People wait in queues to receive a dose of COVISHIELD, a vaccine against coronavirus disease (COVID-19) manufactured by Serum Institute of India, outside a community centre in Kochi, India, September 7, 2021. REUTERS/Sivaram V

A worker removes a newly moulded rubber mat manufactured from recycled tyres at the EPSCO Global General Trading tyres recycling factory in al-Salmi area, Kuwait September 1, 2021. Picture taken September 1, 2021. REUTERS/Stephanie McGehee

A couple leaves on their rickshaw after receiving a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

A woman waits to receive a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

Children peep inside a tent where people receiving a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

People wait to receive a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

A man, who was asked to wait for observation after he was given a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise providing relief after floods and other natural disasters, sits next to buffalos at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

People wait to receive a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi

A woman stands with her children as she waits to receive a dose of COVAXIN coronavirus disease (COVID-19) vaccine manufactured by Bharat Biotech, during a vaccination drive organised by SEEDS, an NGO which normally specialise in providing relief after floods and other natural disasters, at an under-construction flyover in New Delhi, India, August 31, 2021. REUTERS/Adnan Abidi