Our company INGIRY has been activating in the manufacturing sector of crankshafts since 1993. With this cumulating experience now it has been in the business of different kinds of crankshafts, cylinder heads, camshafts, connecting rods and other fittings for forklifts, excavators, bulldozers, trucks, tractor and cars.The main principle of our efficient and experienced staff is to meet the needs of customers. Our staff who continuously work for innovation development and with a team soul contribute to our quality in the world contemporary technology age.The material of crankshafts we manufacture is forged steel, nodular iron or alloy steel, with heat treatment of nitriding or hardening. They reach SGS standard and pass ISO9001, TS16949 certificate. With their superior hardness and tenacity, they are highly approved by our customers from the domestic and overseas market.The policy of our company is a continunous cost control, lowering the cost, developing the quality and the customers' satifaction. The customers' satifaction and trust is very important for us. We are targeting to be a world leading brand in the near future. We will continue our professional thinking policy and our management principle to supply more high grade products to our customers.