Our Company

Asahi Diamond is one of the world’s leading manufacturers of superabrasive tools made from diamond and cubic boron nitride (CBN). We are a market leader in Japan.
The entire Asahi Diamond Group is recognized for high product quality and an unwavering spirit of innovation.
Our business philosophy, “Excitement through Innovation,” clearly reflects our capabilities.
We collaborate with customers to develop premium solutions in superabrasive technology.

Asahi Diamond Industrial – Your indispensable partner in diamond and CBN applications.

As a subsidiary of a Japanese group, Asahi Diamond Vietnam distributes a wide range of superabrasive products in the Vietnamese market.
Customer satisfaction is our top priority.
We provide “solutions” for customers in the semiconductor, automotive, aerospace, mechanical, and glass industries.
Worldwide, we develop high-quality diamond tools tailored to customer requirements and manufactured to the highest standards.

News

History

1937: Asahi Diamond Industrial founded in Tokyo, Japan
1944: Mie Plant opened (Japan)
1965: Tamagawa Plant opened (Japan)
1968: TDC Plant established (Taiwan)
1976: Yamanashi Plant opened (Japan)
1978: Shinhan established (Korea)
1984: Investment in Triefus SA (France); second plant opened in Mie
1989: Chiba Tsuramai Plant opened (Japan)
1993: Second Chiba Daini Plant opened (Japan)

2001: Representative office established in Thailand; new building constructed at Chiba Daini
2002: Asahi Diamond America and Shanghai established; full acquisition of Asahi Diamond Indonesia
2006: Expansion of Yamanashi, Tamagawa, and Mie plants (Japan)
2013: Acquisition of Koremura Co. (Japan)
2015: Asahi Diamond Industrial Germany GmbH established; subsidiaries in Scandinavia, Mexico, and Malaysia
2021: 2021: Asahi Diamond Industrial Germany GmbH becomes a 100% subsidiary
2024: Asahi Diamond Vietnam becomes a 100% subsidiary of Asahi Diamond Industrial Co. Ltd.

Mission & Vision

Our Mission

For decades, Asahi Diamond has produced the highest quality diamond tools.
As a market leader, we serve renowned customers in automotive, aerospace, semiconductor, electronics, solar energy, mechanical, glass, ceramics, and ferrite industries.
We emphasize quality, customer orientation, reliability, and innovation—values that form the solid foundation of our company.
Customers trust in that – it’s our strength.
Each of us contributes to the image of Asahi Diamond and plays a vital role in the company’s success.
The recognition we receive from our customers and partners motivates us every day.

Our Principles

1. We embrace change – but not at any cost.
We respond quickly and constructively to changing conditions, always weighing opportunities and risks.
As an innovative and sustainable company, we avoid rapid major changes, focusing instead on continuous improvement in all areas.
2. We value teamwork – but do not shy away from conflict.
To achieve common goals, we collaborate and support one another.
We speak up when necessary – respectfully and constructively.
3. We are proud – but not arrogant.
We take pride in our achievements, products, quality, and conduct.
This pride shapes how we treat our customers, suppliers, service providers, neighbors—and most importantly, each other.
Courtesy and respect are the keys to business success.
4. We care about the environment – but stay focused.
Environmental protection is one of our most important responsibilities.
We strive to find economical and sustainable solutions for every task.
5. We take responsibility – unconditionally.
Each of us accepts full responsibility for our actions—at all times and in every situation.

Our Vision

We are rooted in our origins and proud of them: we are an independent subsidiary of the Asahi Diamond Group.
Our leadership in quality and technology ensures trust and a strong market position.
We work at maximum efficiency in every process.
Thanks to our in-depth expertise, we access relevant niche markets and succeed even there.