 
| Model | JYL621E | 
| Operating Weight(Tons) | 21 | 
| Standard bucker Capacity(m³) | 0.9 | 
| Engine manufacturers | Cummins | 
| Engine type | 6B-5.9 | 
| Engine power(kw) | 129 | 
| Hydraulic flow(L/min) | 2-200 | 
| The hydraulic pressure(Mpa) | 30 | 
| Walking speed(Km/h) | 28 | 
| Climbing ability(%) | 40 | 
| Rotary speed (r/min) | 12.5 | 
| Arm digging force(KN) | 90 | 
| The bucket digging force(KN) | 120 | 
| Overall Length(mm) | 9550 | 
| Overall Width(mm) | 2760 | 
| Overall Height of Boom(mm) | 3585 | 
| Overall Height of Cab(mm) | 3260 | 
| Overall Height To Engine Cocer(mm) | 2685 | 
| Counterweight Ciearnce(mm) | 1435 | 
| Ground clearance(mm) | 320 | 
| Upperstructure width(mm) | 2685 | 
| Wheelbase (mm) | 2960 | 
| Rear-End Length/Swing Radius (mm) | 2835 | 
| Overall Width of Blade(mm) | 2400 | 
| Overall Height of Blade(mm) | 630 | 
| Front Overhang(mm) | 1345 | 
| Overall Width with Outrigger Extended(mm) | 3835 | 
| Stick length(mm) | 2600 | 
| Maximum Cutting Height(mm) | 9665 | 
| Maximum Dumping Height(mm) | 6900 | 
| Maximum Digging Depth(mm) | 5915 | 
| Maximum Reach(mm) | 9615 |