1. Static hydraulic four-wheel drive; 2. Automatic Shift of high and low moving speed; 3. Two working modes including moving and operation; 4. Three turning modes including front wheel turning, full wheels turning and crab turning; 5. Convenient connection devices for working appliances make working appliances replaced faster; 6. Multi-purpose operation handle: only one handle completes all operations; 7. Hydraulic-driven cooling system: the water tank & motor are disposed respectively to avoid bigger space requirement when they are disposed together, which makes the water temperature of the motor keep at the optimal level. 8. Lognitudinal stability indicating system and rollover protection system enhance operation safety; 9. ROPS/FOPS cab has the ability to protect drivers safety.