国泰集团(603977.SH)：积极拓展电子雷管布局，与西藏相关企业签订100万发销售合同

Group 1 - The company is actively expanding its electronic detonator layout and has signed a sales contract for 1 million units with related enterprises in Tibet, successfully entering the high-demand markets of Tibet and Xinjiang [1] - The subsidiary, Guokun Microelectronics, specializes in the manufacturing and sales of electronic digital detonator chip modules, which not only meet the company's own needs but are also sold to detonator manufacturers in Guizhou, Hunan, and Zhejiang [1]