SMIC said it had not received any official notice of the restrictions and said it has no ties with the Chinese military.
SMIC said in a statement on Saturday it was "in complete shock" over the news but was open to communication with U.S. government agencies in hopes of resolving any misunderstandings.
The independent military newspaper had been expected to stop publishing at the end of September after the Pentagon announced in February that it would be cutting its funding.
The drones comply with a law that prohibits the US military from buying Chinese-made unmanned aircraft systems.
Anthony Tata, a retired Army brigadier general who has called former President Barack Obama a "terrorist leader," will officially perform the duties of the deputy undersecretary of defense for policy, the Pentagon spokeswoman said.
Anthony Tata, a retired Army brigadier general and ardent defender of Trump on Fox News, would hold the most senior policy position in the Pentagon if confirmed.
It was unclear if Esper's trip would be contingent upon securing special travel waivers given the impact of the coronavirus pandemic, which has strained already fraught US-China relations.
The Pentagon has been reluctant to shave the funds announced by Secretary of State Mike Pompeo and Defense Secretary Mark Esper has not provided guidance to his agency on how to carry it out.
One of the senators who voted no, Democrat Ron Wyden, said he opposed Evanina because Evanina had not done enough to protect whistleblowers.
The Pentagon intends to arm its Marines with versions of the Tomahawk cruise missile now carried on US warships.