### Chinese: 该国卫生部门对从11月9日至12月2日采集的12个新冠阳性样本开展基因组测序，发现了这3例感染病例。
### English: The department of health of Malawi developed genomic sequencing for 12 COVID-19 positive samples collected from November 9 to December 2, and found the 3 cases of infection.
### Errors: There is no error in the English translation.

### Improved English: The Department of Health of Malawi conducted genomic sequencing for 12 COVID-19 positive samples collected from November 9 to December 2 and found the 3 cases of infection.
