SDI Business Summary

SDI Corporation (2351.TW) is a global leader in the manufacturing of high-precision metal components, primarily operating through its Electronic and Stationery business segments. The company generates the vast majority of its revenue from its Electronic division, which specializes in the production of semiconductor lead frames, light-emitting diode (LED) lead frames, and electronic stampings used in power integrated circuits and automotive electronics. Its Stationery segment, marketed under the "SDI" brand, produces office supplies such as staplers, correction tapes, and cutters. SDI maintains a dominant market position in the power semiconductor lead frame niche, benefiting from the rising demand for electric vehicle (EV) power modules and industrial power management systems. Its primary direct competitors include Japan-based Mitsui High-tec and Shinko Electric Industries, as well as domestic peers Chang Wah Technology (CWTC) and Jentech Precision Industrial. SDI distinguishes itself through integrated vertical manufacturing, from copper alloy smelting to high-speed precision stamping and plating. Founded in 1953 by Shui Chin Chen, SDI remains a family-led enterprise with a leadership team deeply rooted in the precision engineering industry. The current executive team is headed by Chairman Jau Shyong Chen and President (CEO) Wei Te Chen, who has led the company's strategic shift toward high-value automotive and industrial applications since 2019. Other key executives include Vice President Jerome Chen and Chief Financial Officer Jui Chieh Huang, who has overseen the company's financial operations for over a decade. The company is publicly traded on the Taiwan Stock Exchange and maintains a strong institutional investor base, with significant holdings by global asset managers such as Vanguard, Dimensional Fund Advisors, and BlackRock. Recent strategic initiatives include a NT$1.4 billion investment in a new manufacturing facility in Changhua and the 2025 acquisition of Chao Shin Metal Industrial to further consolidate its supply chain for high-performance copper alloys.