About Us

J Long (Tianjin) Abrasives Co., Ltd.

J Long is a company that specialized in resin-bonded cutting and grinding wheel production. Established in 1984, now J Long has become one of the OLDEST and TOP 10 abrasive wheel manufacturers in China.

Company Profile

While serving OEM customers from over 130 countries, our own brand “ROBTEC” have successfully entered and being welcomed in over 36 countries.

We have a full range of products that are certified by MPA (GERMANY safety qualification); and able to comply with different production standards, including EN12413 (European), ANSI (USA) and GB (China) standards. The company is also certified by ISO 9001 and comply the management system in its daily practice.

As a leading, professional, and experienced abrasive wheel manufacturer, we believe we’ll be your ideal choice!

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Established in
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Partners & Customers
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J Long People
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J Long Production
Our history
  • 1984
    Company was founded jointly by Chinese Academy of Sciences (CAS) and Mr. Wenbo Du on Oct 30th, 1984, in Dacheng, Hebei Province, China.
    1984
  • 1988
    Cooperation with China National Machinery Imp. & Exp. Corp. (CMC).
    1988
  • 1999
    Products certified by MPA Hannover, Germany.
    1999
  • 2001
    Approved by ISO 9001 Quality Management System.
    2001
  • 2002
    Formed Sino-US joint venture with RTI (US).
    2002
  • 2007
    Ranked as Top 10 Abrasive Wheel Manufacturer in China by China Abrasives Association (CAA).
    2007
  • 2008
    All products of J Long have been covered by insurance globally since 2008; Entre China domestic market.
    2008
  • 2009
    Rated as AAA level for business credit by China Ministry of Commerce.
    2009
  • 2012
    Production capacity of J Long reasched 500,000pcs per day.
    2012
  • 2016
    J Long announces the addition of a new manufacturing facility in Tianjin, China, named J LONG (TIANJIN) ABRASIVES CO., LTD.
    2016
  • 2017
    Rated as the Best Enterprise in Abrasive Industry in China (Top 20) .
    2017
  • 2018
    Rated as the High-tech Enterprises in Hebei Province.
    2018
  • 2020
    As a leading, professional, and experienced abrasive wheel manufacturer, we believe we’ll be your ideal choice!
    2020