No conversation about China's rapidly expanding military would be complete without mentioning the Chinese military's focus on using an enemy's own computer networks against it. Click here to read the U.S. China Economic and Security Review Commission's report on the country's use of cyber to gain military advantage. While you're at it, click here to read the House Permanent Select Committee on Intelligence's claim that Chinese telecommunications companies Huawei and ZTE, both of which have a large presence in the United States, may be doing the work of China's military and intelligence agencies. China has numerous military units dedicated to corrupting the data in enemy computer networks or taking those networks out entirely. As the Economic and Security Review Commission report notes: "PLA leaders have embraced the idea that successful warfighting is predicated on the ability to exert control over an adversary's information and information systems, often preemptively. This goal has effectively created a new strategic and tactical high ground, occupying which has become just as important for controlling the battlespace as its geographic equivalent in the physical domain."