Sino-American Special Technical Cooperative Organization

中文：中美特種技術合作所（又簡稱中美技術合作所、中美合作所、中美所，中美合作所等等） 是第二次世界大戰中中國和美國軍事情報機構合作建立的戰時跨國情報機構，其目的是中美之間加強軍事情報的合作。

English: The Sino-American Special Technical Cooperative Organization Treaty, also known as the Sino-American Cooperative Organization (SACO), was an agreement signed by the Republic of China and the United States of America in 1942 during the Second World War

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  中文：美方特工正教授中方人员学习无线电信号窃听。

  English: US intelligence officer teaching Chinese Personnel how to use a radio.
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  中文：美方特工在教授中方人员如何保护暗杀现场。

  English: US intelligence officer teaching Chinese how to work a crime scene.