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15922240428
grand@grandbit.cn

TIANJIN GRAND CONSTRUCTION MACHINERY TECHNOLOGY CO., LTD., DEEPLY ENGAGED IN ROCK BREAKING TOOLS MORE THAN 20 YEARS.

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We are offering R&D, precision manufacturing, international trade and drilling tools solution service, while now is growing up as a leader of global rock breaking tool industry.

Our head office is located in Tianjin city which is a municipalities city directly under the China Central Government. Tianjin city has airport and seaport, which is also a beautiful modern city. Our manufacturing center is located in Qianjiang city Hubei Province. Our modern production lines have CNC machining center and CNC lathe, having modern management level and manufacturing ability. The production center is owning more than 290 staffs(13.8% of them are engineers).

Our Advantage

Company Mission

We provide high quality and best performance-cost drilling tools to drilling companies to make their production more safe and efficient.
The Company Vision

Our goal is decoming the most professional and thoughtul supplier of drilling tools and well surface test field.
Leading by science and technology to make quality as diamonds.

OUR CERTIFICATE

API 6D, API 6A, API16C, ISO9001(If you need our certificates, please contact)

API 16C-20246c4

Radiation Safety License -2025vq1

ISO 9001（20234xz

Corporate Credit Certification July 19, 2024i9b

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What We Do

What we do

Our products cover fields of tunnel shield, mining excavation, rotary cutting drilling, trenchless reaming guide drilling, well geothermal engineering bit, oil drilling and production, foundation pile machine engineering and so on. We insist combinng the development of products and market, and we design and manufacture products that meet the personalized requirements of customers according to their needs, so that we can provide the best solution and reduce the comprehensive activity cost of users with high quality products and professional services. We have established a complete domestic and international sales network, and our products have exported to the United States, South Africa, Brazil, Iran, Malaysia etc. through a variety of channels.

We have established and maintained long-term contacts with the industry-elites all over the world.

History

History

Founded in 2008, the company focuses on various wholesale and retail businesses in the Chinese domestic market. After several years of development, it gradually enters most of the southern Chinese market, such as Hubei, Hunan, Guangxi, Fujian and other places. It has a good reputation in the local market. Market reputation and street.

Nowadays, with the changes in market development and the company's update of related technologies, the company has been renamed Tianjin Granda Machinery Technology Co., Ltd., and the increase in technical difficulty of engineering research has been studied, and the market has moved towards the future international market.

Our current development is to provide a variety of rotary drilling rigs with roller bits, tricone drill bits, PDC bits, HDD reamer etc.