董事长被留置 交大思诺回应

Group 1 - Company received a notice regarding the detention of Chairman Li Wei by the Tianjin Binhai New Area Supervisory Committee [2] - The board of directors convened on September 29 to appoint Deputy General Manager Zhang Min to assume the responsibilities of Chairman and legal representative [4] - The company maintains that its operations and management are normal, with all other directors and senior management continuing their duties [4] Group 2 - Company reported a decline in performance for the first half of the year, with revenue of 128 million yuan, a year-on-year decrease of 18.48% [6] - The net profit attributable to shareholders was 12.19 million yuan, down 51.64% year-on-year [6] - The company specializes in the research, design, production, and sales of key equipment for train operation control systems, achieving the highest safety integrity level SIL4 for its products [6]