Orbbec (688322) 证券时报网·2024-12-18 10:40Group 1 - The core point of the article is that the stock of Aobi Zhongguang (688322) experienced a significant increase in its closing price, rising by 15.24% to reach 41.58 yuan on December 18 [1][2] - The stock had a trading volume with a turnover rate of 7.95% and a price fluctuation of 17.11%, resulting in a total transaction amount of 8.17 billion yuan for the day [1] - The stock was listed on the trading information due to its closing price increase of 15%, indicating strong market interest [2] Group 2 - The top five trading departments accounted for a total transaction amount of 3.52 billion yuan, with a buying transaction amount of 2.47 billion yuan and a selling transaction amount of 1.04 billion yuan, leading to a net buying of 1.43 billion yuan [2]