U.S. likely to tighten tech curbs as China advances chip production

Beijing 's success in making advanced 7-nanometer (nm) semiconductors will likely result in Washington tightening its tech export restrictions on China .

The current curbs have failed to prevent Chinese firms from finding loopholes, experts say.

The silicon chips powering Huawei 's new Mate 60 Pro smartphone series represent a jump forward in China ’s domestic chipmaking capability as the country boosts efforts to catch up with the U.S ..