| 1980
                       | 
                      ´ë¾ç»ê¾÷â¾÷ | 
                    
                    
                      1991 
                       | 
                      °æ±âµµ
                        ÀÏ»ê °øÀåÀÌÀü | 
                    
                    
                      1992 
                       | 
                      SiC
                        Graphite Ç¥¸é󸮱â¼ú°³¹ß 
                        Ưź»ç¾÷ºÎ½Å¼³ | 
                    
                    
                      1996 
                       | 
                      ¹«¿ª¾÷°©·ùµî·Ï | 
                    
                    
                      1996 
                       | 
                      ¼¿ï±¹Á¦ÈÇÐÀüÂü°¡(COEX) | 
                    
                    
                      1996 
                       | 
                      À¯¸ÁÁß¼Ò±â¾÷¼±Á¤(Çѱ¹¿¡³ÊÁö±â¼ú¿¬±¸¼Ò)  | 
                    
                    
                      1997 
                       | 
                      Metal
                        Bellows Seal °³¹ß  | 
                    
                    
                      1998 
                       | 
                      SiC(Silicon
                        Carbide) °³¹ß  | 
                    
                    
                      1998 
                       | 
                      ƯÇãµî·Ï
                        Á¦181398È£ ¡°ÆßÇÁ¿ë¾Á¸µÀåÄ¡¡±  | 
                    
                    
                      1999 
                       | 
                      À¯¸Á¼±Áø±â¼ú±â¾÷ÁöÁ¤(Áß¼Ò±â¾÷û)
                       | 
                    
                    
                      2000 
                       | 
                      ŻȲ³ëÁñ°³¹ß
                       | 
                    
                    
                      2002 
                       | 
                      ÇÑÀü¹ßÀü(ÁÖ)Á¤ºñÀû°Ý¾÷üµî·Ï
                       | 
                    
                    
                      2003 
                       | 
                      Marketing
                        »ç¾÷ºÎÁ¦½ÃÇà  | 
                    
                    
                      2003 
                       | 
                      CS Tech
                        »ç¾÷ºÎ½Å¼³  | 
                    
					
                      2003 
                       | 
                      ISO 9001:2000 ǰÁú°æ¿µ½Ã½ºÅÛÀÎÁõ(Çѱ¹Ç°Áúº¸ÁõÀÎÁõ¿ø) |