SMM Flash: Rare Earth Permanent Magnets Concept Strengthened in the Afternoon, Tianhe Magnetic Materials Hit the Limit Up, Prices of Medium-Heavy Rare Earths Such as Terbium Oxide Rose. On April 4, the Ministry of Commerce, in conjunction with the General Administration of Customs, issued an announcement on the implementation of export control measures on seven categories of medium-heavy rare earth-related items including samarium, gadolinium, terbium, dysprosium, lutetium, scandium, and yttrium, which took effect immediately upon issuance. Influenced by the positive news of export control measures on some medium-heavy rare earth-related items by the two departments and the significant pre-increase in Q1 performance of China Northern Rare Earth, the rare earth permanent magnets concept sector strengthened significantly in the afternoon of April 8. As of 13:45 on April 8, the rare earth permanent magnets concept index rose by 2.47%.