E N V O T E C H LTD
WATER AND WASTEWATER ENGINEERING
Design and building of industrial wastewater treatment plants, potable water treatment plants and water purification systems.
Water and wastewater treatment engineering - Инженеринг по пречистване на питейни и отпадъчни води



E N V O T E C H LTD
WATER AND WASTEWATER ENGINEERING
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