东宏股份：接受东北证券调研

Group 1 - Donghong Co., Ltd. (SH 603856) announced a research meeting with Northeast Securities scheduled for August 28, 2025, where company representatives will address investor inquiries [1] - For the first half of 2025, Donghong's revenue composition was as follows: sales of pipes and fittings accounted for 83.15%, sales of materials for 15.14%, pipeline installation for 1.65%, and other businesses for 0.06% [1]