Major Elements:
1. Hydraulic system: Omega.
2. Electro parts: SIMENS.
3. Motors: SIMENS.
4. Sealing: Valqua from Japan or DZ from Taiwan.
5. Oil pumps: From Shanghai.
6. Blades: From Shanghai. 2 side blades
7. Standards: According to(GB/T14349-93).
8. Operation system:E20 by ESTUN.