2.Qinjia is a company specializing in the R&D,production,sales and after-sales of hydraulic hammer/rock concrete breakers and hydraulic attachments including multi-crusher, quick coupler/ hitch, rippers,hydraulic pulverizer,hydraulic rotating log grab/grapple, and others, which are used and applied for the construction and earth-moving machinery of any brand. we have three independently manufacturing plants which totally cover an area of 89,000 square meters. Qinjia has more than 100 managerial and professional technical teams. Equipped with the advanced technology, strictly controlled quality system, we do the best to have our customers from all over the world satisfied in their working conditions.