CV. KARYA SAMA GROUP is a supplier of Split Rock and Sand companies from Palu, Central Sulawesi, which produces split stone, crushed stone, gravel, and aggregate and Boat Rental / Barge. The need for building materials such as stone and sand that is a must in the development of civil projects, considering that Palu is one of the areas that have the best raw material Andesite based lab results SNI. Beside Palu is very strategic for the delivery of Eastern Indonesia in the area generally do not have adequate sources of stone and of good quality. Where the need for infrastructure development and private local government demanding material quality stone and sand. We have earned the trust of the multiple consumers to supplies the material requirements post-sales and services to provide consumers in Indonesia. With commitment we namely providing the Best For Consumers including the Product Quality, Price and Service.