Guangdong Provincial Key Laboratory of Virology of Medical Microbiology University 510632;
Guangzhou National Laboratory 510700;
Guangdong Provincial Center for disease control and prevention Workstation for Emerging Infectious Disease Control and Prevention 511430;
Shantou University Medical College 515041;
Guangzhou Eighth People’s Hospital 510030;
School of public health Yat-sen University 510080;
School of Public Health Medical University 510515;
Guangzhou Mendel Genomics and Medical Technology Co.. 510535;
Department of Infectious Diseases Third Affiliated Hospital of Guangzhou Medical University 510150;
Department of Medical Biochemistry and Molecular Biology of Medicine University 510632;
Severe acute respiratory syndrome coronavirus 2; Next-Generation sequencing; Phylogenetic tree; VARIANTS;