东方盛虹：控股股东盛虹科技拟发行可交换公司债券，质押公司股份5.4亿股

Group 1 - The controlling shareholder of Dongfang Shenghong, Jiangsu Shenghong Technology Co., Ltd., plans to issue exchangeable bonds backed by a portion of its A-shares in the company [1] - Jiangsu Shenghong Technology has pledged 540 million shares as collateral for the exchangeable bonds, which represents 18.89% of its total holdings [1] - As of the announcement date, Shenghong Petrochemical Group has pledged approximately 146 million shares, accounting for 13.09% of its holdings [1] Group 2 - Dongfang Shenghong's revenue composition for the first half of 2025 is as follows: petrochemical and chemical new materials account for 79.86%, chemical fibers for 18.43%, and other industries for 1.71% [1] - The company's market capitalization is reported to be 64.9 billion yuan [2]