By Power Source:
Manual Separable Hydraulic Jacks
Electric Separable Hydraulic Jacks
By Cylinder Structure:
Single-Acting Jacks (Spring Return)
Double-Acting Jacks (Hydraulic Return, Faster Return Speed)
By Function:
Standard Lifting Type
Thin (Ultra-Low) Jacks
Hollow (Through-Core) Jacks
Synchronous Lifting System
Puller Jacks