2. Because they received so much criticism, they announced that they would roll back from November 20th.
3. However, when I inquired today at Kyochon stores that the price of boneless meat went up by 2,000 won only on the delivery app, the head office said they did not know and that the stores were handling it themselves.
Kyochon I finally found a solution!
Source: Donghaeng Ilbo
https://www.dhilbo.co.kr/news/articleView.html