The company's chairman has revealed that TSMC has not been able to recruit enough skilled workers to install advanced equipment in the original timeline, and is now planing on sending Taiwanese technicians to train US workers. 

The Arizona factory, which has been under construction since April 2021, was originally scheduled to begin production of 4-nanometre chips in 2024. A second fab that will produce smaller, more complex 3nm chips is scheduled to open in 2026.

TSMC made the announcement during its second-quarter earnings call on Thursday, July 20th. The company's chairman Mark Liu stated that TSMC was “encountering certain challenges, as there is an insufficient amount of skilled workers with the specialised expertise required for equipment installation in a semiconductor-grade facility” in the US.

Last month, Nikkei Asia reported that a “task force” of more than 500 experienced workers was heading to the Arizona plant, while also quoting...