（来源：中华粮网） 来源：中华粮网 中华粮网致力于成为中国粮食行业最权威、最专业的信息及数据服务提供商。 本周（12.8-12.12）中央储备玉米轮换共计采购玉米36万吨，实际成交数量18万吨（仅统计中储粮网交 易数据），成交率50%，周比提高19个百分点，成交价格周比继续上涨，由于现货价格出现回调，部分 贸易商为规避风险，提前锁定利润，成交率大幅提高。 12月12日中储粮山西分公司竞价采购2025年玉米9610吨，成交7610吨，成交率79%。 介休库采购2250吨全部成交，底价2400元/吨，成交价2400元/吨，对比来看上周（12月5日）成交均价 2370元/吨，上涨30元/吨； 太谷库采购3400吨全部成交，底价2400，成交价2375-2400元/吨，成交均价2394元/吨，对比来看上周 （12月5日）成交均价2370元/吨，上涨24元/吨； 寿阳库采购460吨，底价2400元/吨，全部成交，对比来看上周（12月5日）成交均价2360元/吨，上涨40 元/吨； 太原库采购1000吨，底价2380元/吨，全部成交，对比来看上周（12月5日）成交均价2358元/吨，上涨 22元/吨； 忻州库采购500吨 ...

Core Insights - The central reserve corn rotation this week (December 1-5) involved a total procurement of 395,000 tons of corn, with an actual transaction volume of 152,000 tons, resulting in a transaction rate of 31%, which is an increase of 7 percentage points week-on-week [2] Procurement Summary - On December 5, the Shanxi branch procured 5,500 tons of corn, with a transaction rate of 73%. The average transaction price was 2,358.33 yuan/ton, up by 18 yuan from the previous procurement price of 2,340 yuan [4] - The Heilongjiang branch procured 45,569 tons of corn on December 5, achieving a transaction rate of 33%. The average transaction price increased by 40 yuan from the previous week, reaching 2,120 yuan/ton [5] - The Beijing branch successfully procured 2,000 tons of corn at a base price of 2,380 yuan/ton, with all quantities sold [6] - The Xinjiang branch procured 13,830 tons of corn on December 5, with a transaction price of 2,100 yuan/ton, which is a decrease of 50 yuan compared to the previous week's price of 2,150 yuan [7] - The Inner Mongolia branch procured 5,020 tons of corn on December 4, with an average transaction price of 2,241 yuan/ton [9] - The Hubei branch procured 50,000 tons of corn on December 4, with a transaction rate of 40% [10] - The Xinjiang branch also procured 21,100 tons of corn on December 4, with an average transaction price of 2,110.58 yuan/ton, down by 30 yuan from the previous week [11]