Besides, the facts that non-Chinese employees cannot own shares in Huawei; [3, p. 23] that the Communist Party appoints an anonymous "Party Committee" within Huawei; [3, p. 30] and that Huawei was involved in selling US network-monitoring equipment to Iran [4] -- makes them a legitimate target for NSA, in my opinion.
[1] Cisco's motion for preliminary injunction http://newsroom.cisco.com/dlls/Cisco_Mot_for_PI.pdf
[2] http://blogs.cisco.com/news/huawei-and-ciscos-source-code-co...
[3] Investigative Report on the U.S. National Security Issues Posed by Chinese Telecommunications Companies Huawei and ZTE http://intelligence.house.gov/sites/intelligence.house.gov/f...
[4] http://www.reuters.com/article/2012/10/08/us-cisco-zte-iran-...