China's Joint Prevention and Control Mechanism of the State Council, a mechanism assembled in response to the novel coronavirus public health emergency, held a press conference in Beijing. Experts and officials from the Ministry of Education, the National Health Commission, the Chinese Center for Disease Control and Prevention, briefed the media on the latest measures to contain COVID-19 and vaccine inoculation. CGTN reporter Zhou Jiaxin asked officials how China has been meeting the demand for short-term PCR testing during the COVID-19 crisis.