![]() ProTek Devices ProTek Devices is a semiconductor manufacturing company that provides transient voltage suppressor (TVS) protection products. | ![]() Daishinku Daishinku (also known as KDS, 株式会社大真空) is a company that manufactures and sells quartz devices. | ![]() MEAN WELL MEAN WELL Enterprises (明緯企業股份有限公司) is a company that manufactures standard power supply products. | |
Founding Date | Founding Date 1992 | Founding Date 1959 | Founding Date 1982 |
Type | Type Private | Type Public | Type Public |
Tags | |||
Locations | Locations Tempe, US HQ Hong Kong, HK | Locations Kakogawa, JP HQ Shanghai, CN Shenzhen, CN Suzhou, CN Tianjin, CN Xi An, CN Düsseldorf, DE see more | Locations New Taipei City, TW HQ Bengaluru, IN Seoul, KR Puchong, MY Amsterdam, NL Singapore, SG Fremont, US |
Employees | Employees 50 | Employees 3,243 | Employees 2,500 |
Financial | |||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) ¥39.6b (FY, 2026) | Revenue (est.) NT$32.9b (FY, 2024) |
Cost of goods | Cost of goods N/A | Cost of goods ¥26.1b (FY, 2026) | Cost of goods NT$19.5b (FY, 2024) |
Gross profit | Gross profit N/A | Gross profit ¥13.4b (FY, 2026) | Gross profit NT$13.6b (FY, 2024) |
Net income | Net income N/A | Net income ¥619.6m (FY, 2026) | Net income NT$8.7b (FY, 2024) |
Operating ⚠ | |||
Certifications | Certifications 1 (Mar, 2024) | Certifications 100 (Apr, 2023) | Certifications N/A |
Product Lines | Product Lines 8 (Mar, 2024) | Product Lines N/A | Product Lines 8 (Jun, 2024) |

Daishinku (also known as KDS, 株式会社大真空) is a company that manufactures and sells quartz devices.
View company
MEAN WELL Enterprises (明緯企業股份有限公司) is a company that manufactures standard power supply products.
View company