Luoyang Jiu Jiu Technology Development Company Limited is a High-Tech enterprise entitled by Henan Provincial Commission of Science and Technology and a unit that could make research,  designing, fabrication and sales by itself. It is located at Luoyang National High-Tech Enterprise Development Zone. The company has obtained the GB/T19001~2000 Quality Certificate.
  Jiu Jiu has studied, designed and fabricated the following series of products:
1.Rock-breaking cutters for engineering drilling machines:
(1)Series of welded-tooth cutters;
(2)Series of carbide button cutters;
(3)Series of bits equipped with different size cutters.
2. Rock-breaking cutters for tunnel boring machines:
(1) Series of disk cutters;
(2) Series of Scrapers.
“Luoyang Jiu Jiu Brand” products, by their reliable quality are universally acknowledged, in which the welded-tooth cutters were regarded as the National New Products by the State Commission of Science and Technology in 1996; “The Research and Fabrication of TBM Cutter Series” have passed the appraisals taken by the Ministry of Railways and Henan Provincial Commission of Science and Technology; “The TBM Cutting Tool Development” has been listed in the National 863 Plan.
   “Customer Requirement Is Supreme and Product Quality Is in the First Posistion”; “Luoyang Jiu Jiu” at Your Service Heart and Soul.