![](http://www.ecns.cn/hd/2021/07/02/15a2a799753d4722b71467a987c9d42a.jpg)
A woman shows Digital COVID-19 certification on her cell phone, June 30, 2021. (Photo/ VCG)
Member states of the European Union have officially started to use EU Digital COVID-19 certification since June 30, 2021. Passengers could pass the verification quickly by showing the digital certification on the phone once they arrive at the airport.
![](http://www.ecns.cn/hd/2021/07/02/d9ba1670920645c993645f5785bbcd6c.jpg)
Member states of the European Union have officially started to use EU Digital COVID-19 certification since June 30, 2021. Passengers could pass the verification quickly by showing the digital certification on the phone once they arrive at the airport. (Photo/ VCG)