●some innovation and promotion based on DH800/1200-L. Stronger power and more stable performance. 

●Rotary cooling device is a patented product of the state, which effectively avoids the damage of reducer and contributes to the efficient operation of the system. 

●control handle. The circuit is scientific and reliable with high sensitivity. 

●room has large space, equipped with air-conditioning. Rational instrument layout for easy operation. 

●design have been optimized several times, and the efficiency is upgraded again.

●need of loading for short distance convert. 

Note: With technological progress, products will be improved continuously. Please forgive us for not notifying you of any changes in parameters and configurations.