WONIL SPECIAL STEEL has become a top specialty steel distributor and processor in Korea through continuous innovation.
AWith a nationwide network, it supplies high-quality specialty steel to various industries.

SILLA ENGINEERING manufactures exterior panel molds and mold bases for injection molding.
aWith precision technology and an innovative production system, we provide optimal molding
isolutions across various industries.

HAEWON FORGING manufactures key marine engine parts with advanced forging
techniques, serving as a trusted partner to global shipbuilders.

BM STEEL precisely cuts and processes steel raw materials into an optimized form for automotive shaft production and
fsupplies them to parts manufacturers.

WONIL STEEL VINA, a Vietnam-based subsidiary of WONIL SPECIAL STEEL,
processes and supplies high-quality specialty steel across Vietnam.