Wage negotiations between Samsung Electronics and its largest labor union collapsed on Wednesday, just one day before a planned large-scale strike at the world’s biggest memory chipmaker that could disrupt global semiconductor supply chains.

Samsung Electronics and its primary South Korean labor union have made some concessions in last-minute negotiations, according to the National Labor Relations Commission. The breakthrough comes amid immense pressure from government officials and business groups desperate to avert a massive 18-day strike scheduled to begin this Thursday.

Samsung Electronics' (005930.KS), opens new tab South Korean labour union said on Friday ​the tech company had proposed resuming talks without ‌conditions, days after government-mediated negotiations over pay and bonus schemes collapsed.

Samsung Electronics asked a court on Thursday to block South Korean labour unions from engaging in what it described as illegal activities during a strike, a company spokesperson said, as an ongoing wage dispute threatens to disrupt operations at the world’s largest memory chipmaker.

A union representing flight attendants for American Airlines Group Inc (AAL.O), opens new tab on Friday asked workers to prepare for strike action after contract negotiations with the carrier failed to produce an agreement.