长光华芯今日大宗交易折价成交21.3万股，成交额1512.3万元

Group 1 - The core point of the news is that Changguang Huaxin executed a block trade of 213,000 shares on November 10, with a transaction value of 15.123 million yuan, representing 1.02% of the total trading volume for that day [1] - The transaction price was 71 yuan, which is an 18.11% discount compared to the market closing price of 86.7 yuan [1] Group 2 - The trading details indicate that the shares were traded under the stock code 688048, with multiple transactions occurring on the same day at the same price of 71 yuan [2] - The total transaction amounts for other related entities on the same day were 518.3 million yuan and 426 million yuan, indicating active trading in the sector [2]