顶点软件：目前新一代核心交易系统A5的客户一共有12家，其中有5家已经完成全面上线

Group 1 - The company Vertex Software (603383.SH) has reported that as of September 17, there are currently 12 clients for its new core trading system A5, with 5 of them having fully launched the system [1] - An investor inquiry on the interactive platform highlighted that the company mentioned in its semi-annual report that there are over 10 A5 projects under construction, and by the 2024 report, it was stated that clients Dongwu, Donghai, and Macquarie Securities have fully implemented the A5 system, suggesting that there are at least 13 projects in total [3]