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Seia Seia is hosting two of the largest companies in Portugal (Portugal). According to the NACE-activities of the biggest companies, Seia is the city of the NACE-Code: "(no registered activities yet)"
City:	Seia (See Map below)
Country:	Portugal (Portugal)
Largest companies:	Hidrocenel - Energia Do Centro, S.A Beiralã - Lanificios, S.A
City Id:	12345

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