Prime Minister Hun Sen had earlier ordered all pagodas to use this traditional method of alerting residents as a message to fight against COVID-19.
The Southeast Asian nation of about 16 million has among the lowest reported number of coronavirus cases in the world.
However, on March 13 it reported its first COVID-19 death, and since then the death toll has risen to five. The total number of infections has also increased since then, from around 1,100 cases to 1,817 cases on Wednesday.
Cambodia started its vaccination programme last month.
- Many people feel that this order is a bit strange because it is very different to how messages are sent in other countries. But I think this is a good idea, that it's part of our culture using this bell or drum to alert us when this virus is spreading.