东方钽业(000962.SZ)：实际控制人中国有色矿业集团有限公司旗下中色经贸有限公司完成了巴西Taboca(塔博卡矿业公司)的约束性股权收购事项

Core Viewpoint - The company has secured its raw material supply chain through the acquisition of Taboca Mining Company in Brazil, ensuring stable procurement of tantalum and niobium alloy materials, which enhances its production capabilities and supply chain control [1] Group 1: Acquisition and Supply Chain - The actual controller of the company, China Nonferrous Mining Group Co., Ltd., has completed a binding equity acquisition of Taboca Mining Company [1] - Taboca Mining Company owns a producing polymetallic mine, a tin smelting plant, a tantalum-niobium alloy smelting plant, and a hydropower station [1] - The company signed a procurement contract with Taboca Mining Company for approximately 3,000 tons of tantalum-niobium alloy raw materials, with an estimated procurement amount of 540 million RMB [1] Group 2: Production and Upgrades - The company possesses a complete production line from ore wet smelting to tantalum-niobium product processing, ensuring full supply chain security [1] - Continuous upgrades and transformations are being made towards high-end product breakthroughs across the entire supply chain [1]