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Promoting energy efficiency and low carbon society are essential and never-ending tasks in today’s world. For those who tackle these tasks in various tools industry, Trustwell offers its private brand super abrasives, that are uniquely planned within the company. In recent years, we have expanded our business into the sale of cutting, grinding and polishing products for power devices and LED wafer manufacturing process. Our business has been growing steadily while answering our customers in the energy market . Although the market environment is constantly changing, we continue to contribute to the industry by improving the quality and service along with the supplier. “A company is its people” is our motto. We promise to provide our best support.

代表取締役 栁澤 賢太郎

About us

Company Name TRUSTWELL CO.,LTD
Phone 81-3-3378-0128
FAX 81-3-3378-0129
E-mail info@trustwell.co.jp
Found April, 2007
C.E.O. Kentaro Yanagisawa
Capital JPY 10,000,000
Bank References MUFG Bank, Ltd. Shinjuku Shintoshin Branch
Kiraboshi Bank, Ltd. Sasazuka Branch
Kiraboshi Bank, Ltd. Daita Branch
Business Activities

■ Trading and processing of industrial diamond and CBN, cubic boron nitride.

■ Production and trading of polishing slurry, lubricant, and diamond paste.

■ Trading of general abrasives and single crystal silicon powder.

■ Trading of diamond and CBN tools.

■ Trading of CBN cutting tools.

Authorized
Distributor
FUNIK Ultrahard Material Co., LTD, Zhengzhou, China.
Address
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6F No.2 Belle Plaza 3-2-15 Sasazuka, Shibuya-ku, Tokyo, 151-0073 Japan

History

April 2007 Trustwell was established with the purpose of selling and processing of superabrasives (diamond and CBN powder), as well as developing, manufacturing and selling of diamond-related tools. Began sale of superabrasives. Became authorized domestic distributor of FUNIK Ultrahard Material Co., LTD, Zhengzhou, China.
May 2007 Began manufacturing and sale of diamond slurry and diamond-related tools.
May 2008 Relocated head office to Sasazuka, Shibuya-ku, to accommodate business expansion.
October 2010 Became sole authorized distributor of Sinmat Inc., USA.
July 2011 Relocated head office to Honmachi, Shibuya-ku, to accommodate business expansion.
February 2014 Opened Tokyo office of Sinmat Inc., USA at current address.
October 2014 Began production and sale of diamond paste.
January 2015 Began sale of single crystal silicon powder.
February 2017 Relocated head office to current address to accommodate business expansion.
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