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1976. 4. ݼߣѦ ء

1977. 3.

1977.12. KOMATSU LTD. ̿

1982. 9. Լ REGE Crankshaft ̿

1983. 2. Crankshaft , (ݻ ۡ)

1983. 7. ʥ

1984. 6. ڸ (AWS) ʥ

1987. 3. ڸ WELD MOLD ͹ ̿

1987. 4. ʥ

1988. 3. Ӵ ,

1988.12. ءڦ ߧ

1990. 1. (ݼߣѦ信 Լء ۡ)

1990. 1. η

1992. 2.

1992. 5. ݻί

1992.10. ̫ ()

1994. 6. (ˣ׾) (No. 9419618)

1994. 6. (׾) (No. 12024548)

1994. 6. ( Ʈ, ʥ)

1995. 5. ڸ WELD MOLD INDONESIA ̿

1995. 6. ء ݼߣ ߧ

1997. 1.

1997. 7. 2 (ѲԳ ߣ)

2000. 7. 2 ʥ

2003.12 罽ý ISO9001:2000KS A 9001:2001

2003.12 罽ý ISO14001:1996KS A 14001:2001

2004. 3