Aiko Hatsujo Co., Ltd.’s manufacturing

We at Aiko Hatsujo Co., Ltd. are a specialized manufacturer of precision springs and forming processes, and we have been refining our technology for over half a century since our founding in 1973.

Our manufacturing, production management, quality control, and sales departments work together to provide a fully integrated in-house system covering everything from manufacturing and heat treatment to quality inspection and shipping.

From prototyping to mass production launch and subsequent improvement suggestions, we earn our customers’ trust through manufacturing that balances speed and quality.

We are dedicated to each product which is made by us.
With that motto, we – Aiko Spring Co., LTD will try our best to provide the best products to you.
We will continue to strive to be of even greater service to everyone in the future.