Core Viewpoint - Beikong Testing (920160) experienced a decline of 6.09% today, with a turnover rate of 35.91% and a trading volume of 241 million yuan, indicating significant market activity and investor interest [2] Trading Activity - The stock was listed on the trading board due to its turnover rate reaching 35.91%, with a net buying amount of 746,800 yuan from brokerage seats [2] - The top five brokerage seats accounted for a total transaction volume of 62.77 million yuan, with a buying transaction amount of 31.76 million yuan and a selling transaction amount of 31.01 million yuan, resulting in a net buying of 746,800 yuan [2] Brokerage Details - The largest buying brokerage was Dongfang Caifu Securities, with a buying amount of 8.55 million yuan, while the largest selling brokerage was Guojin Securities, with a selling amount of 15.58 million yuan [2] - Detailed trading data from November 20 shows the top five buying and selling brokerages, highlighting significant buying activity from multiple brokerages [2]
北矿检测11月20日龙虎榜数据