North Korea has tested an additional 693 people for COVID-19 and reported zero positive cases, according to the World Health Organization (WHO), amid recent news that North Korea accepted an aid shipment through a major sea route from China.

In its latest weekly situation report released Sunday night, the WHO said the total number tested in the country using polymerase chain reaction (PCR) was 41,393 people, with DPRK health authorities allegedly having collected 82,512 samples.

This included 105 people who showed “influenza-like” illness or respiratory infections tested between Sept. 23 to 30, along with 588 health care workers.

The WHO