Electrical - electronic
Laboratory - Branch's Northern Power Service Company in Quang Ninh
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Testing and Verification Center for Industry (TVCI)
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Center for hydropower maintenance and technical services
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Electrical Testing Department
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Electric Service Team - Branch's Northern Power Service Company in Yen Bai
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Electric Service Team - Branch's Northern Power Service Company in Lai Chau
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Technical division
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Electrical Testing Laboratory
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Testing department
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Testing Laboratory - Ha Nam Power Service Enterprise
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