[SMM Hot Topic: DRC's Cobalt Export Ban Extended, Energy Metals Sector Sees "Carnival", Tengyuan Cobalt Hits Daily Limit] In the morning of June 23, driven by the news on the evening of June 21 that the DRC had decided to extend the export ban for three months, the energy metals sector saw a rapid rally during the trading session, with the index once surging 4.99% during the session, leading all industry sectors. Although the gains subsequently pulled back, they still remained at around 4%. In terms of individual stocks, cobalt-related stocks surged significantly. Tengyuan Cobalt once hit the 20CM daily limit during the session, while Hanrui Cobalt, Huayou Cobalt, and others also rose by over 6%.