... Actual Units Produced(Previous Year) Track Shoe, Track Chain, Track Group, Steel Structure Track Shoe 6,000 ... Tons / Month, Track Chain, Track Group 1,900 Pcs / Month, Steel Structure ... / Month Track Shoe 18,000 Tons, Track Chain, Track Group 15,000 Pcs, Steel Structure 12 ... Machine YD-500KR 20 5.0 Acceptable Heated-die Forging Machine 2500T/2000T 3 2.0 Acceptable Tempering ...