Company Description
Cho A International manufacturer and seller of non-vibration rock splitter device.
We, GNR Co., Ltd. has developed eco-friendly Non-vibrational Rock Splitter and economical Non-vibrational Rock Splitting Method to contribute
to prevention of environmental destruction and economical construction and has received designation of new technology from the government
to prepare base for sweeping over the domestic and international markets. We took some certificate about our independent patent of Korean Rock Splitter
from some countries. If you see our attachment, you can understand our company and product easily.