上海电气今日大宗交易折价成交450万股，成交额3690万元

Group 1 - On August 28, Shanghai Electric executed a block trade of 4.5 million shares, with a transaction value of 36.9 million yuan, accounting for 1.01% of the total trading volume for the day [1] - The transaction price was 8.2 yuan, which represents an 8.79% discount compared to the market closing price of 8.99 yuan [1][2] - The block trade involved multiple brokerage firms, including China Merchants Securities and Guoyuan Securities [2]