Dr. Yu Le founded a leading start-up in China that adopts smart terminal, cloud platform, 5G transmission together with microfluidics and fourth-generation sequencing technique and applies point-of-care pathogenic microorganism auxiliary diagnosis into clinical therapy. Dr. Yu Le and the team have devoted themselves and the techniques of the company in the fight against COVID-19 in China in 2020 and helped diagnose confirmed cases of SARS-CoV-2 pneumonia with common RT-PCR negative in Guangzhou, China.