东阳光：宜昌药业股份持有公司股份累计质押数量约为4.98亿股

Group 1 - The controlling shareholder, Yichang Dongyangguang Pharmaceutical Co., Ltd., holds approximately 545 million shares of Dongyangguang, accounting for 18.11% of the total share capital [1] - After the completion of share pledge and unpledge, Yichang Pharmaceutical has pledged a total of about 498 million shares, which is 91.31% of its holdings [1] - As of the announcement date, the controlling shareholder Shenzhen Dongyangguang Industrial Development Co., Ltd. has pledged approximately 542 million shares, representing 87.37% of its holdings [1] Group 2 - The total number of pledged shares by the controlling shareholders and their concerted parties amounts to approximately 1.22 billion shares, which is 76.74% of their combined holdings [1] - For the first half of 2025, Dongyangguang's revenue composition is as follows: high-end aluminum foil accounts for 40.81%, chemical new materials 27.63%, electronic components 25.4%, other businesses 2.63%, and energy materials 2.61% [1] - The current market capitalization of Dongyangguang is 74.2 billion yuan [2]