![](http://www.ecns.cn/hd/2020/07/02/3c7a7bdcb373453981d7f2b1ec14ade9.jpg)
A staff works at a COVID-19 testing lab built with an air-inflated structure in Daxing District, Beijing, capital of China, July 1, 2020. A COVID-19 testing lab built with an air-inflated structure went into trial operation on June 22, 2020 at a sports venue in Daxing District of Beijing to address the city's rising demand for nucleic acid tests after a cluster of infections were confirmed recently. The mobile Huoyan (Fire Eye) laboratory was built in two days over the weekend to accommodate 14 automated COVID-19 testing machines. (Photo/Xinhua)
![](http://www.ecns.cn/hd/2020/07/02/88a4e59c53c84259b3d3b3b428ea6079.jpg)
A staff works at a COVID-19 testing lab built with an air-inflated structure in Daxing District, Beijing, capital of China, July 1, 2020. A COVID-19 testing lab built with an air-inflated structure went into trial operation on June 22, 2020 at a sports venue in Daxing District of Beijing to address the city's rising demand for nucleic acid tests after a cluster of infections were confirmed recently. The mobile Huoyan (Fire Eye) laboratory was built in two days over the weekend to accommodate 14 automated COVID-19 testing machines. (Photo/Xinhua)
![](http://www.ecns.cn/hd/2020/07/02/5436d2081f9f4913b9dd17d260dec785.jpg)
A staff works at a COVID-19 testing lab built with an air-inflated structure in Daxing District, Beijing, capital of China, July 1, 2020. A COVID-19 testing lab built with an air-inflated structure went into trial operation on June 22, 2020 at a sports venue in Daxing District of Beijing to address the city's rising demand for nucleic acid tests after a cluster of infections were confirmed recently. The mobile Huoyan (Fire Eye) laboratory was built in two days over the weekend to accommodate 14 automated COVID-19 testing machines. (Photo/Xinhua)
![](http://www.ecns.cn/hd/2020/07/02/01146d6580354ae6bc041a1d9e36740c.jpg)
Members of staff work at a COVID-19 testing lab built with an air-inflated structure in Daxing District, Beijing, capital of China, July 1, 2020. A COVID-19 testing lab built with an air-inflated structure went into trial operation on June 22, 2020 at a sports venue in Daxing District of Beijing to address the city's rising demand for nucleic acid tests after a cluster of infections were confirmed recently. The mobile Huoyan (Fire Eye) laboratory was built in two days over the weekend to accommodate 14 automated COVID-19 testing machines.
![](http://www.ecns.cn/hd/2020/07/02/6814a41175ee47a8a5542e466f68ea3c.jpg)
A staff works at a COVID-19 testing lab built with an air-inflated structure in Daxing District, Beijing, capital of China, July 1, 2020. A COVID-19 testing lab built with an air-inflated structure went into trial operation on June 22, 2020 at a sports venue in Daxing District of Beijing to address the city's rising demand for nucleic acid tests after a cluster of infections were confirmed recently. The mobile Huoyan (Fire Eye) laboratory was built in two days over the weekend to accommodate 14 automated COVID-19 testing machines. (Photo/Xinhua)
![](http://www.ecns.cn/hd/2020/07/02/25a40d04cbe14ac7af6eedca8932c963.jpg)
Members of staff work at a COVID-19 testing lab built with an air-inflated structure in Daxing District, Beijing, capital of China, July 1, 2020. A COVID-19 testing lab built with an air-inflated structure went into trial operation on June 22, 2020 at a sports venue in Daxing District of Beijing to address the city's rising demand for nucleic acid tests after a cluster of infections were confirmed recently. The mobile Huoyan (Fire Eye) laboratory was built in two days over the weekend to accommodate 14 automated COVID-19 testing machines.