US administration and Congress ‘conflict’ over China’s 7-nanochip Huawei smartphone As the commercialization of 7NADO chips in China's Huawei 5G mobile phones is revealed, the Republican-led U.S. Congress and the administration appear to be in conflict. Republican Rep. Mike Gallagher, chairman of the House China Committee, has begun pressuring the Biden administration to take a tougher stance on..