Established in 1977, WONIL SPECIAL STEEL CO., LTD. was listed on the KOSDAQ in 1994, and has become one of the representative companies of Silla Group.
As the leading company in Korea’s special steel distribution industry, the company has completed construction of the
Jincheon Plant in 2016 and the Milyang Plant in 2018 in order to rise up even higher and become the Global No. 1 special steel distribution company.

Established in 1987, Silla Engineering is a manufacturer of automobile press dies and mold bases for injections,
and has persistently worked to develop new technologies, train talented individuals, and bring about innovations
in cost control. Following its awarding of the USD 20 Million Export Tower in 2012, the company became the first company
in its industry to win the USD 50 Million Export Tower Award in December 2014, winning recognition for its world-level technical prowess.

Established 2004, Haewon is a manufacturer of ship and industrial equipment with unrivaled technology.
The company was acquired by Wonil Special Steel in 2019, becoming a group company under Silla Group.
Haewon supplies high-quality products to domestic and international shipbuilders and
construction equipment industries.

Established in 2001, BM Steel specializes in manufacturing shafts, gears, and rods
for automobiles and supplies products to companies such as Hyundai Wia.

Founded in 2020, Wonil Steel VINA cuts and processes raw materials supplied by SeAH CSS
Corp, SeAH Besteel, Hyundai Steel, and Doosan Heavy Industries & Construction, and sells
them throughout Vietnam.