Hirai Hirai (平井 とする) is a company that designs, manufactures, and sells gas precision control devices for semiconductor manufacturing. | ![]() Structured Materials Industries Structured Materials Industries (SMI) is a company that provides chemical vapor deposition (CVD) tools, components, device structures, and materials. | Thinkon Semiconductor Jinzhou Thinkon Semiconductor Jinzhou (思康半导体锦州, also known as ThinkonSemi) is a manufacturer and supplier of semiconductor raw materials. | ![]() McCarter Machine McCarter Machine (also known as McCarter Technology) is a manufacturer of precision component parts.
| ![]() KUMKANG QUARTZ KUMKANG QUARTZ (금강쿼츠) is a provider of quartz products for the semiconductor industry. | |
Founding Date | Founding Date 1948 | Founding Date 1992 | Founding Date 2013 | Founding Date 1981 | Founding Date 1997 |
Type | Type Private | Type Private | Type Public | Type Private | Type Private |
Tags | |||||
Locations | Locations Chuo City, JP HQ | Locations Piscataway, US HQ | Locations Jin Zhou Shi, CN HQ | Locations La Porte, US HQ | Locations Hwaseong, KR HQ |
Employees | Employees 131 | Employees 11 | Employees 392 | Employees 6100% increase | Employees 424 |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) ¥432.1m (FY, 2025) | Revenue (est.) N/A | Revenue (est.) ₩151.9b (FY, 2021) |
Cost of goods | Cost of goods N/A | Cost of goods N/A | Cost of goods ¥242m (FY, 2025) | Cost of goods N/A | Cost of goods ₩111.9b (FY, 2021) |
Gross profit | Gross profit N/A | Gross profit N/A | Gross profit ¥192.4m (FY, 2025) | Gross profit N/A | Gross profit ₩40b (FY, 2021) |
Net income | Net income N/A | Net income N/A | Net income ¥122.5m (FY, 2025) | Net income N/A | Net income ₩26.3b (FY, 2021) |

Structured Materials Industries (SMI) is a company that provides chemical vapor deposition (CVD) tools, components, device structures, and materials.
View companyThinkon Semiconductor Jinzhou (思康半导体锦州, also known as ThinkonSemi) is a manufacturer and supplier of semiconductor raw materials.
View company
McCarter Machine (also known as McCarter Technology) is a manufacturer of precision component parts.
View company
KUMKANG QUARTZ (금강쿼츠) is a provider of quartz products for the semiconductor industry.
View company