Katharine Gemmell and Alfred CangJun 2, 2026 – 5.52pmSingapore | China’s state-backed iron ore buyer has instructed some steel mills to ask questions about Fortescue’s new low-grade product as negotiations over a long-term supply contract hit a rough patch.China Mineral Resources Group has asked steelmakers with significant exposure to Fortescue ore to check with the miner about quality, according to people familiar with the matter. The low-grade product, known as Fortune Fines, has yet to be shipped.BloombergSubscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? Fetching latest articles