8月30日,北京贸易商43%豆粕现货报价下调20-50元/吨,其中天津达孚4990(M1+900)元/吨今提,天津京粮4990(M1+890)元/吨,天津中粮5000(M1+900)元/吨今提,天津九三5000(M1+900)元/吨明提,北京汇福4980(M1+890)元/吨今提,黄骅嘉好4990(M1+890)元/吨今提,唐山中储粮5000(M1+900)元/吨今提,秦皇岛金海5000(M1+900)元/吨今提。