11月21日增减持汇总：中科飞测等8家公司减持 暂无A股增持（表）

Core Insights - On November 21, eight A-share listed companies disclosed share reduction plans, with no companies announcing share increases on the same day [1][2]. Group 1: Companies and Their Share Reduction Plans - Tianyin Electromechanical: The controlling shareholder plans to reduce holdings by up to 3% [2]. - Feilong Co., Ltd.: The controlling shareholder intends to reduce holdings by no more than 2% [2]. - Zhongke Feice: The actual controller and some directors and executives plan to collectively reduce holdings by up to 0.0562% [2]. - Weihai Guangtai: The actual controller plans to reduce holdings by up to 2% [2]. - Tianhai Defense: Shareholder Changcheng Asset intends to reduce holdings by up to 1% [2]. - Fujirui: Shareholder Shanghai Zhaoren plans to reduce holdings by up to 0.21% [2]. - Zhaoyi Innovation: Some executives plan to collectively reduce 249,000 shares [2]. - Jixiang Airlines: The controlling shareholder Junyao Group intends to reduce holdings by up to 3% [2].