Group 1: Company Buybacks - Hengshi Technology's controlling shareholder, New Base Group, plans to increase its stake by 1.5%-3% [1][2] - Aorite intends to adjust the maximum repurchase price of its shares to no more than 35 yuan per share [2] Group 2: Company Sell-offs - Lichong Group's five executives plan to reduce their holdings by no more than 0.0642% of the company's shares [2] - Junda Co., the second-largest shareholder, intends to reduce its stake by no more than 3% [2] - Nanxing Co. has reduced its holdings by a total of 3.669 million shares as of January 12 [2] - China Nuclear Engineering's second-largest shareholder reduced its holdings by 7.8666 million shares from January 7 to 9, lowering its stake to 10% [2] - Tianyin Machinery's largest shareholder, Lanhai Ruixing, reduced its holdings by 1.2453 million shares on January 12 [2] - XW Communication's actual controller and chairman, Peng Hao, plans to reduce his stake by no more than 1% [2] - Aerospace Development's controlling and fourth-largest shareholders reduced their holdings during periods of significant stock price fluctuations [2] - Tianfu Communication's senior management has completed a reduction of 80,000 shares [2] - Zhongdian Port's fourth-largest shareholder recently reduced its holdings by 7.5969 million shares, bringing its stake below 5% [2] - Baiwei Storage's 20th largest shareholder, the National Integrated Circuit Fund Phase II, plans to reduce its stake by no more than 2% [2] - Qingmu Technology's largest and third-largest shareholders have recently reduced their holdings by a total of 1.9374 million shares [2] - Changxin Bochuang's shareholders plan to reduce their holdings by no more than 2.55% [2] - Qusleep Technology's shareholders plan to reduce their holdings by no more than 2.6% [2] - Zhuoyue New Energy's controlling shareholder, Longyan Zhuoyue Investment, plans to reduce its stake by no more than 3% [2]