Daedong Engineering is the world's first inventor of Vibro ripper and Tilting Auger Vibro hammer since 2004 and we have sold over 3,000 units of pile drivers domestically and internationally since 1997, achieving over 95% of market dominance in Korea.We have focused on Vibro technology and Vibro-isolating technology since our establishment and each of our products have unique features that are protected by a number of patents.