中国中免今日大宗交易平价成交5.53万股，成交额407.78万元

Group 1 - On March 12, China National Pharmaceutical Group (China National Medicine) executed a block trade of 55,300 shares, with a transaction value of 4.0778 million yuan, accounting for 0.23% of the total trading volume for the day [1][2] - The transaction price was 73.74 yuan, which remained stable compared to the market closing price of 73.74 yuan [1][2]