[Huayou Cobalt: Subsidiary Signs Strategic Cooperation Agreement with WELION New Energy to Collaborate in the Solid-State Battery Field] On March 18, Huayou Cobalt announced that its subsidiary, Tianjin B&M Technology Co., Ltd., recently signed a "Strategic Cooperation Agreement" with Beijing WELION New Energy Technology Co., Ltd. (referred to as "WELION New Energy"). The two parties will collaborate in the solid-state battery field and share resources within the solid-state battery industry.