China used its veto power and UN Security Council standing to oppose expanding the Darfur arms embargo nationwide, advocating to keep sanctions limited to Darfur

From the articleUN extends Darfur arms embargo, blocks broader Sudan sanctions proposalAlso in UN Security Council extends arms embargo in Sudan's Darfur as US pushes for nationwide ban, UN extends Darfur arms embargo by two months, Russia, China block US push to expand Sudan arms embargo nationwide at UN