Group 1 - The core point of the article is that Shenghui Clean (02521) experienced a significant drop of over 22%, trading at HKD 0.82 with a transaction volume of HKD 7.1139 million [1] - Major shareholder and executive director Chen Liming sold a total of 370 million shares, representing 19% of the company's equity, to Dongguan Huali Co., Ltd. [1] - Following the transaction, the buyer will become the major shareholder with a 19% stake, while the seller's ownership will decrease to 6.3% [1] Group 2 - This marks the second acquisition plan initiated by Huali Co. within three months [1] - Huali Co. received an inquiry letter from the Shanghai Stock Exchange regarding the acquisition, requesting additional disclosures about the previous acquisition planning and termination, as well as details on the current acquisition process [1]