When K-pop girl band Blackpink performed in Hanoi for the first time on July 29 and 30, the city received 170,000 visitors who spent VND630 billion (US$26.5 million).
Source: VNExpress International,
https://e.vnexpress.net/news/travel/blackpink-s-hanoi-concert-results-in-26-5m-tourism-earnings-4638128.html
