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1990. 3 À¯¸ÁÁß¼Ò±â¾÷ ¼±Á¤ (ºÎ»êÀºÇà)
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1995. 10 Bull Block 1, 2È£±â ¹× Combined Drawing Machine µµÀÔ
1998. 10 ISO 9002 Ç°Áú½Ã½ºÅÛ ÀÎÁõȹµæ
1999. 6 µ¿Çձݰü °ü·Ã DNV °øÀå½ÂÀÎ
1999. 7 Eddy Current Tester 2È£±â µµÀÔ
2000. 3 µ¿Çձݰü °ü·Ã Lloyd's Register °øÀå½ÂÀÎ


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