We are engineers mostly involved in development programs in the aerospace, automobile and software industries of the technology frontier.
We keep challenging the technology frontier with our principle, "Support the customer with our technical skill."

We make our best efforts for "customer satisfaction".
All our customers are leading companies of the world.
In this situation, "customer satisfaction" means the "contribution to society".
“The products that we engaged in ‘"fly in the sky," "run on the road," and "carry the goods."
We make customer satisfaction through our business, and make our shareholders, employees, and partners happy. We step forward seeking such business cycle.

Employees are our assets. It is important that employees keep putting their effort to achieve the "customer satisfaction."
We work on ourselves and our career, challenge the customers’ needs and solve the problem, and subsequently we take it as our pleasure.
We are aiming to be a team whose member challenges the future technology making every effort to make it available.

DSE has following 3 principles to contribute to the technological development as well as society.
- Looking from the customers’ view point, provide the best available service and trust, we contribute to the future technology creation.
- All the employees participate in the management and create their own task to enjoy the rich life.
Be active with harmony, good faith, and good health.

We set up the Quality Principles and provide customers with the best available services to realize the Management Principles,.
Seeking for customer satisfaction, we improve the products and the services to provide the customers. We develop our business to contribute to the society.