The modern society, the corporation’s efficiency competition is the quotation of the
management level and the science and technology. Dare to discard, boldly out of the old
inefficient equipment is policy-maker's wise choice!
The YY28 hydraulic rock drill is a new generation drilling equipments of our factory ,
which takes more than 10 year careful development. And Obtained the "National Key New
Product" and "Technical department Innovation Fund".