Features: 
* Strong double girder box type, 
* high strength structure, 
* welding by machine hand. 
* Thermal-protective coating is added at the bottom of the main girder. 
* Wheels, wirerope drum, gears, couplings, shafts are manufactured by CNC manchine, top quality control. 
* Heavy duty slipring motor or motor with VVVF, IP54 or IP55 protection class, H insulation class, 
* Soft starting and stopping, smooth running
* Electric hydraulic thruster, safe and strong brake
* Siemens main electric parts are used for durable working and frequent using. 
* Wireless control, cabin control, commfortable and safe operation
* High working efficiency and output, Low cost running, low cost mainteannce. 

Safety: 
1. Overload protection: If the material is over the capacity, the crane will give a sharp warning and cut off the circuit for safe protection. 
2. Emergency stop function: If the operation staff encounter some emergency situation, he could start the emergency brake system to protection the personnel and related treasures. 
3. Control Method: Room control to avoid any injure to the operation staff
4. Main lifting motor: With thermal protection and overspeed protection. 

Painting: 
By brush by man, Anti-rust painting, primer and finishing paint, yellow or red color, General thickness: About 105 microns