More Qingdao Yunlu Advanced Materials Technology Co. Ltd. Class A news Qingdao Yunlu Advanced Materials Technology Co. Ltd. Class ASSE: 688190 关于持股5%以上股东权益变动触及1%刻度的提示性公告 Nov 19, 2025 · Issued by Qingdao Yunlu Advanced Materials Technology Co. Ltd. Class A via Shanghai Stock Exchange As issuedPlain English 关于持股5%以上股东权益变动触及1%刻度的提示性公告仅供参考,请查阅当日公告全文。公告全文参考链接: View Attachment