중국과 러시아는 과거 군사 장비와 원유 등의 거래에 적용하던 "우호 가격 제도"를 폐지함으로써 북한 경제에 커다란 타격을 가하였다.
The "friendly price system" which had previously been applied to trade in military equipment and crude oil, was abolished by China and Russia, dealing a major blow to North Korea's economy.