• Sourcing Solutions
  • Services & Membership
  • Help & Community
Business Type: Manufacturer Verified
Location: Shandong, China (Mainland) Verified
Main Products: Rock Bolt,Friction Bolt(split sets),Cable Bolt,Thread Bar Bolt,Mining Plate
Total Employees: 51 - 100 People
Total Annual Revenue: US$10 Million - US$50 Million
Year Established: 2007 Verified
Top 3 Markets: Oceania 20.00% South America 6.00% Eastern Europe 5.00%
Certifications: ISO9001
Product Certifications: Obeying Contract & Keeping Promise,Patent of device for protecting bolt breaking,Patents of appearance designing for mining yield tube,Test Report
Shandong Tongrui Mining Technology Co.,Ltd was founded in 2007 in Tai an, Shandong, China. In 2011 w...
Shandong Tongrui Mining Technology Co.,Ltd was founded in 2007 in Tai an, Shandong, China. In 2011 we set up GSI(Ground Support Industries Co.,Ltd) for selling and promoting the products of Tongrui under the brand name of Tightlok. Our office and factory are very near to both Qingdao and Tianjin Seaport, which makes the exporting of our products effectively, economically and quickly.

We are a very professional Ground Support Products Manufactory. Over the years, by working together with many famous technicians and experts including professors from ShanDong Science & Technology University (formerly
known as Shandong Mining College in China), we have brought together good experience and innovative solutions in ground control and roof support products and services for the underground mining, tunnelling, building and
construction industries. Our Tightlok Split Sets have already got very good reputation in China and Overseas.

GSI China has standard and modern workshops with very advanced testing center. The company manufactures an
extensive variety of :
--Split Set Bolt
--Threadbar Bolt
--Cable Bolt
--Grooved Bolt
--Slot & Wedge Bolt
--All Threadbar Bolt
--W Roof Mat & Plate
--Dome Plate

By integrating many typical Geological knowledges, World-wide Technical Expertises and Global Innovations, we
are proficient in providing integrated solutions for all of our partners' ground control and roof support projects. We are
strongly committed to product reliabilities, qualities, safeties and excellent performances.

Our responsibility: to ensure the safety of laneways and protect all miners!

Try our GSI ground support products, we will return you with satisfaction!
Allow us to partner with you in your next project, we will return you with safety!

Trade Capacity View More >

Trade & Market
Main Markets Total Revenue(%)
Oceania 20.00%
South America 6.00%
Eastern Europe 5.00%
Africa 4.00%
North America 4.00%
Southern Europe 3.00%
Western Europe 3.00%
Southeast Asia 3.00%
Northern Europe 2.00%
Export Percentage: 41% - 50%
Export Mode: Have Own Export License
No. of Employees in Trade Department: 6-10 People
Email to this supplier