ZYDX(SH:688509) Zheng Quan Shi Bao Wang·2025-10-21 13:39Core Insights - Zhengyuan Dixin (688509) closed at 5.08 yuan on October 21, reaching the daily limit with a trading volume of 3.68 billion yuan and a turnover rate of 19.66% [1][2] - The stock was listed on the daily trading limit due to a price increase of 15% [1] - The net selling amount from the top trading departments was 1.25 million yuan, with a total buying amount of 54.32 million yuan and selling amount of 66.82 million yuan [1] Trading Activity - The main buying departments included: - Kaiyuan Securities, Xi'an Xidajie branch: 13.95 million yuan - Huaxin Securities, Shanghai Wanping South Road branch: 12.09 million yuan - Huatai Securities, Jiangxi branch: 10.16 million yuan - Guosheng Securities, Changsha Chazishan Road branch: 9.31 million yuan - CITIC Securities, Shanghai branch: 8.81 million yuan [2] - The main selling departments included: - Guoxin Securities, Yueyang Avenue branch: 24.12 million yuan - Zhongtai Securities, Yantai South Avenue branch: 14.71 million yuan - Institutional proprietary: 13.01 million yuan - Huatai Securities, headquarters: 8.34 million yuan - Guotai Junan Securities, headquarters: 6.63 million yuan [2] Capital Flow - The stock experienced a net inflow of 32.21 million yuan from main funds throughout the day [2]