Micro Dynamic Sensor 
Sample Preparation 
Test Accessories 
Digital Image Measurement 
Geotechnical Tests 
Rock Tests 
Coarse-grained Soil Tests 
Other Tests 
In-situ Tests 
Engineering Investigation 
Drilling Rigs 
Ocean Testing 
The C690 is an upgraded version of the C390. It is also a full-hydraulic soil dynamic testing system equipped with self-propelled rubber track crawlers and a Honda GX690 twin-cylinder engine rated at 22 HP. In addition to inheriting all functions of the C390, the C690 can be fitted with additional components to expand its functional capabilities.
Customer Service QQ