More Jinan High-tech Development Co., Ltd. Class A news Jinan High-tech Development Co., Ltd. Class ASSE: 600807 济高发展2025年第四次临时股东会决议公告 Nov 19, 2025 · Shanghai Stock Exchange As issuedPlain English 济高发展2025年第四次临时股东会决议公告仅供参考,请查阅当日公告全文。公告全文参考链接: View Attachment