... CONSTRUCTION MACHINERIES, CARE REPAIR, HEAVY CAR, SPLITTER,ETC. HYDRAULIC CYLINDER has the high quality and competetive price.Our company was ... five million RMB.The main products are piston ,hydraulic gear pump,and oil pump.The yearly capicity are separately five millon pcs, ... .Our product “Yinyun”brand piston and “Yashan”brand gear pump is honoured as “Shandong famous-brand products”.The products are ...