![]() LandMark Optoelectronics LandMark Optoelectronics Corporation (LMOC, 聯亞光電工業股份有限公司) is a company that manufactures GaAs and InP based epi-wafers. | ![]() Brightek Brightek Optoelectronic (弘凯光电股份有限公司) is a company that manufactures, develops and sells optoelectronic semiconductor packaging and light-emitting diode (LED) components. | |
Founding Date | Founding Date 1997 | Founding Date 2001 |
Type | Type Public | Type Public |
Tags | ||
Locations | Locations Tainan, TW HQ Tainan, TW | Locations Taoyuan, TW HQ Chongqing, CN Hangzhou, CN Kunshan, CN Shenzhen, CN Tianjin, CN |
Employees | Employees 320 | Employees 3171% increase |
Financial | ||
Revenue (est.) | Revenue (est.) NT$2.2b (FY, 2025) | Revenue (est.) NT$843.7m (FY, 2025) |
Cost of goods | Cost of goods NT$999.9m (FY, 2025) | Cost of goods NT$446.1m (FY, 2025) |
Gross profit | Gross profit NT$1.2b (FY, 2025) | Gross profit NT$420.7m (FY, 2025) |
Net income | Net income NT$428.4m (FY, 2025) | Net income NT$34.5m (FY, 2025) |

Brightek Optoelectronic (弘凯光电股份有限公司) is a company that manufactures, develops and sells optoelectronic semiconductor packaging and light-emitting diode (LED) components.
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