百川股份：控股股东郑铁江质押股份400万股

Company Summary - Baichuan Co., Ltd. (SZ 002455) announced that its controlling shareholder, Zheng Tiejiang, has pledged 4 million shares, bringing the total pledged shares by Zheng and his spouse, Wang Yajuan, to 12 million shares, which accounts for 16.11% of their total holdings [1] - As of the announcement date, Baichuan's market capitalization is 4.7 billion yuan [1] Industry Overview - For the first half of 2025, Baichuan's revenue composition is as follows: fine chemicals account for 75.51%, new materials for 18.65%, and new energy for 5.84% [1]