宝光股份：公司全资子公司陶瓷科技武器装备科研生产单位的保密资格已由三级资格转为二级资格

Group 1 - The core point of the article is that Baoguang Co., Ltd. (600379) announced a change in the confidentiality qualification of its wholly-owned subsidiary, which has upgraded from a Level 3 qualification to a Level 2 qualification [1] Group 2 - The upgrade in confidentiality qualification indicates an improvement in the subsidiary's capabilities in the field of ceramic technology and weaponry research and production [1] - This change may enhance the company's competitive position and potential for future contracts in the defense sector [1] - The announcement was made in response to investor inquiries on the company's interactive platform [1]