... 2-9,protective grating controlled by electrical system.3,main partsA, main electrical parts supply by siemensB, hydraulic system, China C, seals ... , JapanD, main motor,China E, blade, China material 6CrW2Si4, ... 2,quality certification5-3,packing list(include the spare parts)6,sell serviceguarantee ,one year as from the date ...