China 's Huawei has ended attempts to gain access to the telecoms gear market . U.S. officials have said Huawei is national security threat ; China has not . It also failed to win bids for other US telecom assets and , in 2011 , was forced to unwind a $ 2m deal to buy patents from a US company . Huawei is world 's second largest supplier of network equipment . Chinese firm failed to secure contracts with any leading U.S. telecoms operators .
China 's Huawei has ended attempts to gain access to the telecoms gear market . U.S. officials have said Huawei is national security threat ; China has not . Huawei is world 's second largest supplier of network equipment . Chinese firm failed to secure contracts with any leading U.S. telecoms operators .