AsianFin -- South Korea’s SK Hynix announced on Friday that it has completed its internal certification process for its next-generation high-bandwidth memory 4 (HBM4) chips and established a production system ready for customer supply.

The announcement sent SK Hynix shares to a record high in morning trading, climbing as much as 7.3%, significantly outpacing the benchmark KOSPI index, which rose 1.2%. Analysts highlighted the company’s HBM4 chip production plans as a key driver behind the rally.

HBM4, the latest in high-bandwidth memory technology, is expected to support faster data transfer rates and increased efficiency for applications in AI, high-performance computing, and graphics processing, strengthening SK Hynix’s position in the global memory market.