【臺灣CM-21裝甲車】由坦克發展中心研發，以美軍M113裝甲車為藍本，裝備數量超1000輛，涉水實力超過雲豹裝甲車，臺灣版的“戰場計程車”。

CM-21是臺灣坦克發展研究中心以美國M113裝甲運兵車為藍本改造的自製裝甲車，從1979年首輛原型車出廠到1982年正式服役至今，CM-21發展出完整的車系，總共生產輛超過1000輛。1967年底美軍與臺灣簽訂“翻修計畫”開始翻修越戰美軍裝備直到越戰結束，因而累積對M113裝甲車的翻修、焊接、零附件製造、全車裝配、測試的完整經驗。 The CM-21 is the Taiwan Tank Development Research Center with a self-made armored car transformed by the US M113 armored carriage for blueprint. From 1979, the first prototype car exactly in 1982, the CM-21 developed a complete car system, total production More than 1,000 vehicles. At the end of 1967, the US military and Taiwan signed a "renovation plan" and began to renovate the US military equipment until the end of the V.