Dalian: Iron ore futures closed higher on Tuesday in daytime trading at the Dalian Commodity Exchange (DCE). The most active iron ore contract for January 2025 delivery increased by 23 yuan, approximately 3.2 U.S. dollars, to end at 776 yuan per tonne.According to Namibia Press Agency, the total trading volume on Tuesday for the 12 listed iron ore futures contracts at the exchange reached 431,496 lots, translating to a turnover of about 32.97 billion yuan. This marks a significant trading day for the DCE, reinforcing its role as a major platform for iron ore futures.China, being the world's largest importer of iron ore, opened its DCE iron ore futures to international investors in May 2018. This move allowed for increased participation and investment opportunities in the global iron ore market. The recent performance of the iron ore futures is indicative of the robust trading activities and investor interest facilitated by this openness.