| 01 / January |
| Registered as cooperative company of Kumho construction Co. Ltd.
(ALWindow) |
 |
| 02 / February |
| Certified for highly energy-efficient materials
- Energy Management Public Corps.
(TILT/TURN. LIFT/SLIDING - Highly-airtight Insulating Window)
Test of 50,000 times of compulsory operation for Embedded Type Blind
(Defense)
- Korea Construction Materials Test Institute |
 |
| 02 / February ~ 03 / March |
| Presented Products at Kyunghyang Housing Fair 2005
(Curtain, Folding Window and etc) |
 |
| 03 / March |
| Registered patent for Automatic Opening/Closing Unit for Window
- the Korean Intellectual Property Office |
 |
| 05 / May |
| Agreed MOU with CHASE Co., Ltd., Hongkong / MOU with LA TRD Co., Ltd., USA |
 |
| 07 / July |
| Took part in Guanzhou International Construction Materials Fair 2005 |
 |
| 08 / August |
| Selected as Promising Export Small Business
- Small and Medium Business Administration |
 |
| 10 / October |
| Selected as Company of Competitive Quality 2005
Opened Showroom at Shuzhou, China |
 |
| 11 / Nobember |
| Applied for Patent
- Double Insulating Window for fixed one and its Installation Method and
other 7 cases
Utility Model Registration
- Wind Pressure-Resistant Double Insulating Window Design Registration
- Frame for Double Insulating Window / 155mm Window Frame |