Journalists who plan to attend the afternoon press conference for the 13th CPPCC National Committee, line up to get their nucleic acid tests in a hotel lobby in Beijing on Wednesday. Photo: Luo Guoping/Caixin

A journalist shows his sampling tube before taking a nucleic acid test for Covid-19 coronavirus. Photo: Luo Guoping/Caixin

A journalist takes a nucleic acid test Wednesday. Photo: Luo Guoping/Caixin

Journalists sit apart from one another as they wait for the press conference to start. Photo: Luo Guoping/Caixin

The press conference, which started at 3 p.m. Wednesday, took place over video link. Photo: Luo Guoping/Caixin

Guo Weimin, spokesman for the third session of the 13th CPPCC National Committee , takes reporters’ questions via video link. Photo: Luo Guoping/Caixin