Detainees were often arrested by security officials in plainclothes, without being informed of the reasons, and held in detention without notification to their families or access to their families or a lawyer.
29. 被拘留人员往往是被便衣警察逮捕的，当时并没有被告知逮捕的原因，而且在关押时也无法通知其家庭或者见到其家人或律师。