System-Seiko's main customers generally are leaders in Hard-Disk Drive (HDD) manufacturing industry. To manufacture HDD, these companies need various machines that are used in many manufacturing processes such as polishing, grinding, washing, dipping and also drying. System-Seiko provides services to support this industry by producing these machines as well as troubleshooting, giving maintenance and modifying them according to customers' requirements.

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Besides that, System-Seiko also contributes in ensuring smooth Denso Robot operations in production sites. With experience in fixing Denso Robot for more than 5 years, System-Seiko gained the trust from multinational companies for the task of setting up, troubleshooting, maintaining, and repairing the robots. Moreover System-Seiko also is regularly given the responsibility to train these companies' employees in this particular field.