Union Optech Union Optech (中山联合光电科技股份有限公司) is a company that manufactures optical lenses and optoelectronic products. | ![]() 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. | |
Founding Date | Founding Date 2005 | Founding Date 1997 |
Type | Type Public | Type Public |
Tags | ||
Locations | Locations Zhongshan, CN HQ | Locations Tainan, TW HQ Tainan, TW |
Employees | Employees 2,034 | Employees 320 |
Financial | ||
Revenue (est.) | Revenue (est.) ¥1.8b (FY, 2024) | Revenue (est.) NT$2.2b (FY, 2025) |
Cost of goods | Cost of goods ¥1.4b (FY, 2024) | Cost of goods NT$999.9m (FY, 2025) |
Gross profit | Gross profit ¥431.6m (FY, 2024) | Gross profit NT$1.2b (FY, 2025) |
Net income | Net income ¥32.9m (FY, 2024) | Net income NT$428.4m (FY, 2025) |

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.
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