09/21/2021 15:39 WASHINGTON (Reuters) - U.S. President Joe Biden's nominee to a post overseeing export policy on China said on Tuesday he sees Chinese telecoms firm Huawei as a national security threat and expects to keep the company on a trade blacklist unless "things change." If confirmed as Under Secretary Of Commerce for Industry And Security, former Pentagon official Alan Estevez also pledged to "look at" China's Honor, a budget handset unit spun off of Huawei, following a report that U.S. officials were considering adding it to the blacklist. (Reporting by Alexandra Alper and Karen Freifeld, Editing by Chris Sanders...