三友医疗今日大宗交易折价成交207.92万股，成交额3197.88万元

Group 1 - On December 1, Sanyou Medical executed a block trade of 2.0792 million shares, with a transaction value of 31.9788 million yuan, accounting for 40.99% of the total trading volume for that day [1] - The transaction price was 15.38 yuan, representing a discount of 16.46% compared to the market closing price of 18.41 yuan [1]