9月21日增减持汇总：山鹰国际增持 山西汾酒等8股减持（表）

Summary of Key Points Core Viewpoint - On September 21, no A-share listed companies disclosed any increase in shareholding, while eight companies announced plans to reduce their holdings [1]. Group 1: Companies Announcing Share Reductions - Changfei Optical Fiber: On September 19, Draka Comteq B.V. reduced its holdings by 5% of H-shares through block trading [2]. - Shanxi Fenjiu: Shareholder Huachuang Xinrui plans to reduce holdings by no more than 1.33% of the company's shares [2]. - Zhongjing Food: Director Liu Hongyu plans to reduce holdings by no more than 150,000 shares [2]. - Ruifeng High Materials: Shareholder Sang Peizhou plans to reduce holdings by no more than 2.4 million shares [2]. - Global Printing: Shareholder plans to reduce holdings by no more than 1% of the company's shares [2]. - Xiugang Co.: Shareholder plans to reduce holdings by no more than 1.06% of the company's shares [2]. - Haitai Technology: Shareholders plan to collectively reduce holdings by 2.53% of the company's shares [2]. - Changliang Technology: Huang Shizhao Weihong plans to reduce holdings by no more than 1.05 million shares [2]. Group 2: Market Signals - The MACD golden cross signal has formed, indicating a positive trend for certain stocks [2].