CHINA TOWER (00788.HK) +0.010 (+0.085%) Short selling $45.94M; Ratio 12.843% announced that its chairman Zhang Zhiyong held in-depth discussions with Qingdao Municipal Party Secretary Zeng Zanrong and CHINA CRSC (03969.HK) +0.110 (+3.207%) Short selling $7.87M; Ratio 18.888% Chairman Lou Qiliang last Friday (27th).The discussions focused on trilateral cooperation to promote the integration of "global perception + low-altitude" and "rail + low-altitude" development, exploring enhancing regular communication and connection based on existing cooperation as well as continuously deepening collaboration in the fields of low-altitude economy and global perception.(HK stocks quote is delayed for at least 15 mins.Short Selling Data as at 2025-09-19 16:25.)