12月21日 ,安哥安哥拉矿产资源部长Diamantino Azevedo宣布该国退出石油输出国组织(OPEC)。拉宣china reinforcement concrete mesh supplier欧佩克早前要求安哥拉遵守更低的布退wholesale insect screen supplier产量上限 ,以反映该国石油产能的出欧wholesale insect screen factory走低 ,但遭到了安哥拉的佩克wholesale insect screen products拒绝。安哥拉退出后,安哥wholesale insect screen suppliers欧佩克成员国数量将减少到12个 。拉宣布退
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Chinese Vice Premier He Lifeng meets with US Treasury Secretary Janet Yellen in Guangzhou