In 2001, Siemens Servo Engine Repair and maintenance authorized service,In 2014, Weiss Spindle Repair and maintenance authorized service.Si-Mut Teknik, which always keeps the speed and quality in front of the services, is the only AUTHORIZED CERTIFICATION Service and Repair Center in Siemens and Weiss brands in Turkey in accordance with Siemens standards.Si-Mut Teknik serving for Siemens and Weiss brands; It meets the demands of its customers under one roof.