和邦生物：布尔津野马主营业务为硅石矿开采

Group 1 - The company holds a 40% stake in Xinjiang Burqin Yema Co., Ltd. [2] - Burqin Yema's main business is the mining of silica stone, with a designed annual production capacity of 960,000 tons [2] - The downstream application scenarios for Burqin Yema include crystalline silicon manufacturing [2]