东华能源：马森张家港增持0.34%股份

Group 1 - The core point of the announcement is that the controlling shareholder's concerted action party, Ma Sen Energy (Zhangjiagang) Co., Ltd., increased its stake in Donghua Energy by acquiring 5.3093 million shares, which represents 0.34% of the total share capital, for a transaction amount of 45.6488 million yuan [1] - The combined shareholding ratio of Donghua Petroleum and its concerted action parties increased from 40.66% to 41.00% following this acquisition [1] - The share buyback plan is set to last for six months starting from April 9, 2025, with a target to acquire no less than 1.9% and no more than 2% of the total shares, which is still in progress [1]