通光线缆：全资子公司预中标1.39亿元国家电网采购项目

Group 1 - The core announcement is that Tongguang Cable (300265) has announced that its wholly-owned subsidiaries, Tongguang Qiangneng and Tongguang Cable, have pre-qualified for two procurement bids from State Grid Corporation of China, with a total bid amount of 139 million yuan [1] - The total bid amount represents approximately 5.36% of the company's projected total revenue for 2024 [1]