金瑞矿业：公司现有主营业务产品碳酸锶包括工业级碳酸锶和电子级碳酸锶

Group 1 - The company is currently progressing on its 45,000 tons per year strontium carbonate expansion project, having completed preliminary research and design review as well as energy assessment review [2] - The strontium carbonate products include both industrial-grade and electronic-grade variants [2] - The project is located in the Shuangqiao Economic Development Zone of the Dazhu District in Chongqing, China [2] Group 2 - The company is currently undergoing environmental impact assessment and safety evaluation report review for the expansion project [2]