CPV: 50400000 Repair and maintenance services of medical and precision equipment, 50324100 System maintenance services, 50530000 Repair and maintenance services of machinery, 50430000 Repair and maintenance services of precision equipment, 50710000 Repair and maintenance services of electrical and mechanical building installations, 72514300 Facilities management services for computer systems maintenance, 50344000 Repair and maintenance services of optical equipment, 50324200 Preventive maintenance services, 50411000 Repair and maintenance services of measuring apparatus, 50413100 Repair and maintenance services of gas-detection equipment, 50800000 Miscellaneous repair and maintenance services, 50421000 Repair and maintenance services of medical equipment, 50312100 Maintenance and repair of mainframe computers, 50312300 Maintenance and repair of data network equipment, 50532300 Repair and maintenance services of generators, 50410000 Repair and maintenance services of measuring, testing and checking apparatus, 50413000 Repair and maintenance services of checking apparatus, 50730000 Repair and maintenance services of cooler groups