Who is Haesung DS Co., Ltd.?
Haesung DS Co., Ltd. is a South Korean manufacturer of printed circuit boards and semiconductor package substrates that supplies electronics and semiconductor production chains.
- Printed circuit board (PCB) manufacturing for electronics device makers
- Semiconductor package substrate production
- Multilayer interconnect fabrication for high-density assemblies
- Flexible and rigid-flex circuit board production
- Component supply to consumer electronics, automotive, and communications equipment markets
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Haesung DS operates in the electronic components sector, where printed circuit boards provide the physical and electrical interconnection for active and passive components in electronic devices. Its offerings are typically positioned as components within larger manufacturing chains, supplying device makers and assembly partners that require defined tolerances, layer counts, and reliability standards.
Its semiconductor-oriented work centers on package substrates, which act as an intermediate layer between a semiconductor die and the printed circuit board. Substrate designs rely on fine line and space patterning, build-up layer processes, and materials selected for thermal and electrical performance. Industry practice in this area commonly references IPC specifications for printed board design, performance, and acceptance.
Within the broader PCB category, the company competes with other contract manufacturers of multilayer and substrate products. The substrate segment is closely tied to advanced packaging demand for processors and memory, which influences capacity planning and customer qualification cycles.
For enterprise and OEM buyers, board-level and substrate-level component supply affects product yield, time to market, and long-term supply continuity. Qualification processes, quality certifications, and multi-site production capability are typical evaluation criteria in this segment.
The company is classified as a private company that competes in electronic equipment, instruments, and components, with active solution areas in PCB and package substrate manufacturing. Its product families are described here at the category level rather than by specific model names.
Our description of Haesung DS Co., Ltd.. Updated October 2026.