METALLIC AND NON-METALLIC SURFACE TREATMENT AND FINISHING - BLASTING, COATING, HIGH PRESSURE SPRAYING, HOT METALL SPRAYING MANUFACTURING, REPAIRS AND SERVICE OF HIGH-PRESSURE TWO-COMPONENT HOT SPRAYING AND ABRASIVE BLASTING EQUIPMENT METALLWORKING STRUCTUAL ENGINEERING CONSTRUCTION, REPAIRS AND MAINTENENCE OF ENGINEERING STRUCTURES, PIPELINES, ENERGETIC SYSTEMS AND OTHER LINE STRUCTURES. SALE AND SERVICING OF SPRAYING, ABRASIVE BLASTING EQUIPMENT AND ACCESSORIES MANAGEMENT OF DANGEROUS WASTE TREATMENT