SK hynix Inc. (KOSE:A000660) signed an agreement to acquire Key Foundry Co., Ltd. from Magnus Private Equity Fund for approximately KRW 580 billion on October 29, 2021. SK hynix Inc. said construction for its first new fab is expected to start in 2024, and mass production from that facility could be possible as early as 2025. As of December 22, 2021, Chinese antitrust authority has approved the transaction.

South Korea's antitrust regulator Fair Trade Commission has approved the deal.