Jiangsu DingJia Technology CO., LTD、Anhui DingJia Technology CO., LTD and Xuzhou Mine and Coal Gangue Separating and Coal Gangue Filling Engineering Research Institute are subsidiaries and branches of DingJia Technology Group. DingJia Technology Group is a high and new technology enterprise, which is professional in researching、producing and selling electrical equipment、mine machinery 、welding materials and wear resistant material.

At present DingJia Technology Group have manufacture bases in Jiangsu Xuzhou and Anhui Langxi. The whole manufacture base occupies 180 Chinese Mu, while the modern high-performance production workshops cover more than 30000 square meters. We have 2 equipment machinery process production lines、assembly lines 、4 the mainframe imported Flux-cored Wire production lines and automatic surfacing restoration production lines, with an annual output of more than 1000 sets electric equipments and 15,000 tons to 20,000 tons of Flux-cored Welding Wire .

Mine and Coal Gangue Separate and Coal Gangue Filling Engineering Research Institute was established in 2009, specialized in researching the Underground-well Coal Gangue Separate and Coal Gangue Filling mining technology.