Welcome to Yamasei Technos co.,ltd.

Yamasei Technos co.,ltd. is a Japanese trading company which mainly sells steel and plastic products. Besides, we also sells wooden and paper products and so on as sideline. We hope to be able to adjust as needed anywhere anytime.

As your lifetime partner

We believe our success is our customers’ success.
It cannot be achieved without mutual understanding and reliable relationship.
To get to know our business, please click the button below.
Please feel free to ask us further questions.

Globally developed business

Yamasei Technos co.,ltd. is Osaka-based company and our industrial plant is located in China. Our customers are mainly Japanese companies which are not only in Japan but also in China. As a global company, we are now planning to expand our business territory to Europe and the United States.