![]() Opto Tech Opto Tech (光电科技) (also known as Taiya Semiconductor, 台亞半導體股份) is a company that manufactures photoelectric sensor integrated components. | ![]() Powerchip Semiconductor Manufacturing Powerchip Semiconductor Manufacturing Corporation (PSMC, 力晶積成電子製造股份有限公司) is a foundry company that produces integrated circuits and discrete components. | ![]() Walsin Technology Walsin Technology Corporation (WTC, 華新科技股份有限公司) is a company that manufactures passive components. | |||
Founding Date | Founding Date 1983 | Founding Date 2017 | Founding Date 2008 | Founding Date 1992 | Founding Date 2009 |
Type | Type Public | Type Subsidiary | Type Public | Type Public | Type Public |
Tags | |||||
Locations | Locations Hsinchu, TW HQ | Locations Hsinchu, TW HQ Hsinchu, TW Miaoli, TW Tongluo Township, TW | Locations Taipei, TW HQ Dongguan, CN Guangzhou, CN Suzhou, CN Grasbrunn, DE Hong Kong, HK Renigunta, IN see more | ||
Employees | Employees 99021% decrease | Employees 12,500 | Employees 8,2051% increase | Employees 11,6833% decrease | Employees 14,000 |
Financial | |||||
Revenue (est.) | Revenue (est.) NT$4.3b (FY, 2025) | Revenue (est.) $2.1b (FY, 2024) | Revenue (est.) NT$46.7b (FY, 2025) | Revenue (est.) NT$36.5b (FY, 2025) | Revenue (est.) $6.8b (FY, 2025) |
Cost of goods | Cost of goods NT$3.4b (FY, 2025) | Cost of goods N/A | Cost of goods NT$37b (FY, 2025) | Cost of goods NT$25.9b (FY, 2025) | Cost of goods $4b (FY, 2025) |
Gross profit | Gross profit NT$1b (FY, 2025) | Gross profit $751m (FY, 2024) | Gross profit NT$9.7b (FY, 2025) | Gross profit NT$10.7b (FY, 2025) | Gross profit $2.8b (FY, 2025) |
Net income | Net income (NT$1.4b) (FY, 2025) | Net income N/A | Net income (NT$7.8b) (FY, 2025) | Net income NT$3b (FY, 2025) | Net income $888m (FY, 2025) |

Powerchip Semiconductor Manufacturing Corporation (PSMC, 力晶積成電子製造股份有限公司) is a foundry company that produces integrated circuits and discrete components.
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Walsin Technology Corporation (WTC, 華新科技股份有限公司) is a company that manufactures passive components.
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GlobalFoundries (GF) is a company that manufactures semiconductors.
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