| Logo | Company Name | Country | Details |
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Advantest (Suzhou) Co. | China |
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Certelec Ltd | - |
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Lorlin Test Systems | United States |
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Renesas Eastern JP Semiconductor,Inc. | Japan |
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Setsco Services Pte Ltd | Singapore |
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SGS Group | Switzerland |
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ST Microelectronics | United States |
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ST Microelectronics | United States |
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Suss Microtec AG | Taiwan; Province of China |
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T & R Test Equipment | United States |
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Tandex | United States |
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Ya Xin Electronic | China |
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