Demanding of hydraulic cylinder piston to import to Iran

We are producing hydraulic lift and we use hydraulic cylinder and rode in this sizes :
60*70 / 70*80 / 80*90 / 90*100 H8 & H9 St52 in
length 6500mm to 7500mm
and chrome coated rode in 35 mm 40 mm 50 mm 20mic in length of 6000mm to 7500mm