![]() Jiangsu Himark Technology Jiangsu Himark Technology (江苏黑马高科股份有限公司) is a company that develops and manufactures power grid communication equipment. | ![]() Sandmartin International Holdings Sandmartin International Holdings (SMT) is a company that manufactures communication-related precision products and accessories. | ![]() ARIA Technologies ARIA Technologies is a designer, manufacturer, and provider of fiber optic connectivity products.
| ![]() Oplink Communications Oplink Communications is a manufacturer of communication components and subsystems. | Jiangsu Etern Jiangsu Etern (江苏永鼎股份, also known as Jiangsu Yongding) is a company that manufactures and distributes cable products. | |
Founding Date | Founding Date 1990 | Founding Date 1987 | Founding Date 1991 | Founding Date 2017 | Founding Date 1994 |
Type | Type Private | Type Public | Type Private | Type Subsidiary | Type Public |
Tags | |||||
Locations | Locations HQ | Locations Hong Kong, HK HQ Zhongshan, CN Taoyuan, TW | Locations Livermore, US HQ | Locations Lisle, US HQ | Locations HQ |
Employees | Employees N/A | Employees 6697% increase | Employees 303% decrease | Employees 2481% decrease | Employees N/A |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) $648.7m (FY, 2024) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) ¥5.1b (FY, 2025) |
Cost of goods | Cost of goods N/A | Cost of goods $563m (FY, 2024) | Cost of goods N/A | Cost of goods N/A | Cost of goods ¥4.6b (FY, 2025) |
Gross profit | Gross profit N/A | Gross profit $116.2m (FY, 2024) | Gross profit N/A | Gross profit N/A | Gross profit ¥708.6m (FY, 2025) |
Net income | Net income N/A | Net income ($58.5m) (FY, 2024) | Net income N/A | Net income N/A | Net income ¥208.2m (FY, 2025) |

Sandmartin International Holdings (SMT) is a company that manufactures communication-related precision products and accessories.
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ARIA Technologies is a designer, manufacturer, and provider of fiber optic connectivity products.
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Oplink Communications is a manufacturer of communication components and subsystems.
View companyJiangsu Etern (江苏永鼎股份, also known as Jiangsu Yongding) is a company that manufactures and distributes cable products.
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