国产无卡一级毛片aaa-国产无吗一区二区三区在线欢-国产无人区码一码二码三mba-国产无套粉嫩白浆在线-国产无套粉嫩白浆在线观看-国产无套护士在线观看

WHO WE ARE

We are professional diamond and CBN manufacturer,
Making Efforts To Press Ahead is our Philosophy,
Achieving sustainable transmission is our goal.


Company display

Factory display

Workshop environment

Office environment

Company environment

Development History

Development History
  • Year 2003
    the first set of resin bond CBN double-side surface grinding wheel was developed.
  • Year 2004
    the wear-resistant high speed hydrostatic bearing grinding wheel was successfully put into the market.
  • Year 2004
    Bold Vitrified CBN grinding wheel specialized for miniature bearing industry was successfully developed.
  • Year 2006
    ISO9001 certification were passed as the first in this industry.
  • Year 2006
    Zhengzhou Forture Tool Co., Ltd. Was established.
  • Year 2007
    Bold metal bonded diamond grinding wheel was successfully developed.
  • Year 2007
    High abrasion resistant glass grinding wheel was successfully put into the market.
  • Year 2008
    Shanghai branch of Bold was established.
  • Year 2008
    diamond grinding wheels with high sharpness grinding PCD tools were successfully put into the market.
  • Year 2008
    diamond grinding wheels with high sharpness grinding PCD tools were successfully put into the market.
  • Year 2009
    Bold was awarded the title of Henan hi tech enterprise.
  • Year 2009
    we successfully developed a series of grinding wheels for monocrystalline silicon rod grinding in photovoltaic industry.
  • Year 2010
    "Bold" trademark was awarded the title of "national famous brand".
  • Year 2011
    we set up the research and Development Department of sophisticated abrasives.
  • Year 2012
    Bold won the honorary title of "Henan province credit construction demonstration unit".
  • Year 2014
    special silicon wafer grinding wheels for photovoltaic industry were developed and produced, which filled the gaps in this industry in China.
  • Year 2014
    special grinding wheel for PV(photovaltaic) glass was developed.
  • Year 2014
    high grade electroplated diamond (CBN) abrasives were developed and put into operation.
  • Year 2015
    Bold Shanghai Pudong cutting tool branch was established.
  • Year 2015
    The third factory of bold was established.
  • Year 2016
    Xinxiang BYD abrasives Co., Ltd. Was established.
  • Year 2017
    Xinxiang Boruite Super Material Co.,Ltd. Was established.
  • Year 2017
    Shanghai YuCheng Diamond abrasives Co.,Ltd. Was established.
  • Year 2017
    Xinxiang BSD abrasives Co., Ltd.was established.
  • Year 2018
    Xinxiang Boruite Super Material Co., Ltd.was established.
  • Until 2018
    Bold Group has owned 57 national patent technologies.

Bold Group

Forturetools

BYD Abrasives

Malaysia
ADD: No.10 Dongqing Street,
High&New tech Development Zone.
Zhengzhou, Henan, China.
Postal code: 450001 E-mail：[email protected]
Phone: 0371-67662016 86162612
?Copyright 2004 Zhengzhou Bold Abrasives Co., Ltd. All Rights Reserved.
Leave Message
Name
Telephone
E-mail/QQ
Message
主站蜘蛛池模板： 香蕉爱爱视频 | 日本视频h| 国产dvd毛片在线视频 | 欧美日韩福利视频一区二区三区 | 四虎永久免费最新在线 | 欧美专区一区二区三区 | 最新国产在线视频 | 综合国产福利视频在线观看 | 97视频在线| 免费一级特黄 | 91尤物国产尤物福利 | 精品免费视在线观看 | 国产午夜视频在线观看第四页 | 欧美性视频在线激情 | 久久久久久久综合色一本 | 久久黄色免费视频 | 国产欧美在线观看不卡 | 国产精品91在线 | 瑟瑟综合 | 狠狠色狠狠色综合网 | 一级特级欧美aa毛片免费 | 日本亚洲一区二区 | 精品成人在线观看 | 久久精品无码一区二区日韩av | 久久国产精品麻豆映画 | 久久精品一区二区三区资源网 | 亚洲精品国产精品精 | 99热久久这里只精品国产 | 婷婷免费视频 | 久久精品国产麻豆不卡 | 亚洲免费一级视频 | 中日韩一区二区三区 | 91视频一区| 久久在线视频免费观看 | 在线精品国产第一页 | 最新国产精品视频 | 色黄网站青青草原免费 | 亚洲天天做日日摸天天做 | 中文字幕视频在线观看 | 成人免费一级毛片在线播放视频 | 国产福利视频一区 |