Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
이 제품의 가치를 매기기 위해 시장 조사를 해야 합니다.i jaepeum-ui gachi-reul maegigi wihae sijang josaleul haeya hamnida.We need to conduct market research to value this product.