Recently, the West Anshan Iron Ore Project received good news that the permanent derrick of the auxiliary shaft was successfully erected at one time, marking that the project construction has officially entered the excavation stage. This derrick has a total height of 74.5 meters and a total weight of about 820 mt. It can undertake drilling and lifting during the shaft construction period and material lifting after putting it into production, with a load of more than 1,000 mt and a lifting depth of 1,000 meters. Besides, the auxiliary shaft is also part of the first domestic thousand-meter shaft experimental demonstration project and will be equipped with a full-section hard rock roadheader for operation.
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![La situation au Moyen-Orient connaît des luttes d'influence répétées ; le cuivre au LME et au SHFE progresse légèrement lors de la séance de nuit [Commentaire matinal sur le cuivre de SMM]](https://imgqn.smm.cn/usercenter/BdFZr20251217171712.jpg)

