In order to enhance construction progress and to ensure RCC quality of Dong Nai 4 hydropower project. In the past time, CC47 has invested more than 2 billion VND for purchasing special equipment of the sweeper & sucker truck, model MS6RS produced by Hyundai Korea in 2009: its purpose is cleaning and sucking water on the RCC surface.

The company is making procedure & documents and quickly put the truck into operation for RCC contruction work in Dong Nai 4 hydropower project.