息烽秘密集中营，即美、蒋在息烽设的秘密监狱，对外称国民政府军事委员会蒋委员长行辕（简称行辕），对内称息烽大学（简称息大）。中美合作所成立以后，对外仍称行辕，对内改称新监。起初是设立在白骨洞，息锋特训班成立，转移到阳朗坝的猫洞。监狱称行辕，是有来历、有原因? Xifeng secret concentration camp, that is, the United States, Chiang Kai-shek set up in the secret prison, externally said the National Government Military Commission Chiang Kai-shek, chairman of the Committee (referred to as Xingyuan), internally called Xifeng University (referred to as interest large). After the establishment of the Sino-U.S. Cooperation, the foreign party still said that it was a lineman and internally changed its name to the new supervisor. Initially set up in the Bone Caves, interest-feng special class was established, transferred to the cat hole Yang Lang. Prison said Xingyuan, there is a source of origin, a reason?