12月21日增减持汇总：暂无增持 德林海等8股减持（表）

Core Viewpoint - On December 21, no A-share listed companies disclosed any increase in shareholding, while eight companies announced share reductions [1]. Group 1: Share Reduction Details - Delin Hai's vice chairman, Ma Jianhua, plans to reduce his shareholding by no more than 196,000 shares [2]. - Shareholders Li Lijun and Li Yuzhang of Water Mercury Home Textile intend to collectively reduce their holdings by no more than 1.72% [2]. - The actual controller of Hengsheng Energy, Du Shunxian, has completed a reduction of 1,112,900 shares [2]. - Shareholder Su Xin Fund of Haoyuan Pharmaceutical plans to reduce its holdings by no more than 0.26% [2]. - Shareholder Zhongtian Zhike of Zhenbang Intelligent intends to reduce its holdings by no more than 0.0359% [2]. - Chairman and vice general manager of Zhongchuang Zhiling plan to collectively reduce their holdings by no more than 0.08% [2]. - Shareholder Zhang Peng of Lituchuan Dao intends to reduce his holdings by no more than 0.19% [2]. - Shareholder Nonggu Group of Kairuide plans to reduce its holdings by no more than 3% [2].