Group 1 - On August 22, Hang Seng Electronics executed a block trade of 615,000 shares, with a transaction amount of 23.6529 million yuan, accounting for 0.59% of the total trading volume for the day [1] - The transaction price was 38.46 yuan, which was flat compared to the market closing price of 38.46 yuan [1] - The buying and selling brokerage for the transaction was Haitong Securities Co., Ltd. [2]