Rauma, Western Finland
Helsinki, Southern Finland
Piispanristi, Western Finland
Salo, Western Finland
Riihimaki, Southern Finland
Electronic components and guitarparts.
Legal name: Sp-Elektroniikka Ky
Oulu, Northern Finland
Manufacture and sales of silicon wafers.
Vantaa, Southern Finland
Legal name: Oy Teknoexpertit Ab
Turku, Western Finland
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