Optosem Technologies Optosem Technologies is a company that manufactures and supplies pre-molded lead frame packages. | ![]() SilTerra SilTerra Malaysia is a company engaged in the manufacturing of 200mm semiconductor wafers using CMOS fabrication processes for integrated circuits in logic, mixed-signal, radio frequency, and high voltage applications. | ![]() S-TECH S-TECH ((주)에스테크) is a manufacturer for Czochralski (CZ) ingot grower to the photovoltaics and semiconductor Industries. | |||
Founding Date | Founding Date 2003 | Founding Date 1995 | Founding Date 1994 | Founding Date 1990 | Founding Date 1976 |
Type | Type Private | Type Subsidiary | Type Public | Type Private | Type Public |
Tags | |||||
Locations | Locations Johor Bahru, MY HQ | Locations Kedah, MY HQ Petaling Jaya, MY San Jose, US | Locations Taipei, TW HQ Taipei, TW | Locations Daegu, KR HQ | Locations Incheon, KR HQ |
Employees | Employees 1812% decrease | Employees 9061% increase | Employees 103 | Employees N/A | Employees 815% decrease |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) RM556.4m (FY, 2020) | Revenue (est.) NT$243.8m (FY, 2025) | Revenue (est.) ₩39.9b (FY, 2021) | Revenue (est.) ₩164.5b (FY, 2025) |
Cost of goods | Cost of goods N/A | Cost of goods N/A | Cost of goods NT$153.7m (FY, 2025) | Cost of goods ₩17.3b (FY, 2021) | Cost of goods ₩131.5b (FY, 2025) |
Gross profit | Gross profit N/A | Gross profit N/A | Gross profit NT$90.1m (FY, 2025) | Gross profit ₩22.7b (FY, 2021) | Gross profit ₩33b (FY, 2025) |
Net income | Net income N/A | Net income (RM64.6m) (FY, 2020) | Net income (NT$53.3m) (FY, 2025) | Net income ₩13.3b (FY, 2021) | Net income ₩10.6b (FY, 2025) |

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