
	        Production guarantee:
	        Design and manufacture in accordance with German Rexroth hydraulic cylinder technology and standards;
	        Process cylinder bore using German deep hole boring machine;
	        Grind the piston rod using German abrasive belt grinding center;
	        Process cylinder parts such as cylinder head, bottom, etc. using German drilling, milling and boring center;
	        Process the piston, guide buffer ring, etc. using Japanese turning center.
	 
       Manufacturing standards:
	       referenced German DIN24 346 and SMS standards;
	       ISO4413;
	       GB3766-83: General technical requirements for hydraulic cylinder system;
	       GB7935-87: General technical requirements for hydraulic components.
