Some analysts feel the Huawei moves could be a first step in comeback efforts by China's "national champion" to rival Apple. By contrast with the hit for Apple suppliers, Huawei's extended recent gains. Reuters GraphicsSCOPE OF CURBS UNCLEARIt was not immediately clear how wide China's iPhone curbs are, but one employee at an affected state-owned enterprise (SOEs) in the capital said they extended to visitors. However, Canalys analyst Nicole Peng said Huawei could present a greater threat to domestic peers, such as Honor, which had benefited from Huawei's woes. The U.S. Commerce Department is seeking more information on the "character and composition" of the new Huawei chip that may violate trade curbs, it said on Thursday.

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Persons: Ann Wang, chipmaker TSMC, China's, Ivan Lam, Ming, Chi Kuo, Nicole Peng, TechInsights, Jeanny Kao, David Kirton, Jason Xue, Yelin Mo, Ellen Zhang, Sam Nussey, Miyoung Kim, Clarence Fernandez Organizations: Taiwan Semiconductor Manufacturing, REUTERS, Rights, Huawei, Apple, Largan, Industry, Semiconductor Manufacturing International Corp, Reuters, Bank of America, TF International Securities, Street, Washington, U.S . Commerce Department, Shanghai Newsroom, Thomson Locations: Hsinchu, Taiwan, Rights SHANGHAI, TAIPEI, U.S, Beijing, Taipei, TW, iPhones, China, Shenzhen, Shanghai, Tokyo