The city of Seoul held an online conference on Wednesday with health officials from Israel, a country that's been a leader in getting its citizens vaccinated.
In a matter of weeks, the Israel's given at least one dose to half of its population, and around a third of Israelis have gotten two.
Officials in Seoul wanted to learn more about the country's vaccination process.
The Israeli side said vaccinations have decreased symptomatic cases by 94 percent and cases of severe disease by 92 percent.
Israel's daily case are now down to one-third of the number reported in mid-January.