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CONTENTS Ⅰ. Quality assurance diagram ----- --- -------- 3

CONTENTS Ⅰ. Quality assurance diagram ----- --- -------- 3 Ⅱ. Quality performance record -- ------------- 4 Ⅲ. QA SYSTEM -------------------- - ----------------- 5 Ⅳ. Certification ------ ------------------------------- 6

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CONTENTS Ⅰ. Quality assurance diagram ----- --- -------- 3

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  1. CONTENTS Ⅰ. Quality assurance diagram ---------------- 3 Ⅱ. Quality performance record --------------- 4 Ⅲ. QA SYSTEM-------------------------------------- 5 Ⅳ. Certification ------------------------------------- 6 Ⅴ. Reliability ----------------------------------------- 7∼13 2/13

  2. 1. Quality assurance flow-chart Customer Sales. R&D Production QA Purchase Remarks Needs • Development & Design • Work instruction • First-piece report LPP CTQ Review Contact review Order Supplier’s evaluation & selection • Inspection • Measuring and test equipment Incoming Insp. Production Process control Non-conforming production Outgoing Insp. Traceability Corrective & preventive action Packing, Handling Delivery 3/13

  3. 2. Quality performance record 2.1 Air conditioners 2.2 Refrigerators 2.3 M.W.O 4/13

  4. 3. QA SYSTEM3.11st factory (Bucheon factory) - Approval ISO 9001:Version 2000 in Jun 16. 1995 From UL - Approval Q-plus Ⅱin July, 1996 from CLK and upgraded Q-plus Ⅲin May, 2003 from CLK 3.22nd factory (Incheon factory) - Approval ISO 9001/14001: in Feb.,1998 from BVQA 3.33rd factory (Yang San factory) - Approval ISO 9001: Version2000 in OCT. 20, 2001 from UL 3.4 4th factory (Qingdao factory) - Approval ISO 9001: Version2000 in Mar. 24, 2003 from UL (Yangsan factory) (Qingdao factory) 5/13

  5. 4. Certification 1) Test Lab. Status : UL Test Lab.approval From UL ; 02.6.30, 82㎡ 2) File status : Class”B” System file : 1 file 2 models Thermal protector type : 1 file 46 models Impedance protector type : 1 file 33 models Component type : 1 file 2 models CSA : 1 file 8 models DEMKO : 1 file 8 models TUV : 5 file 11 models 3) Approval period : Approval confirm within three weeks UL Only UL & CSA CSA VDE TUV DEMKO SEMKO CCC China 6/13

  6. 5. Reliability - Useful Test & measuring Equipment* Low to High Temperature test room (-25℃ ~ +50℃) * Heat shock & Low Temp (-100℃ ~ +200℃) - Verify R&D developed Sample - Short-term development & Low Cost - Ability of reliability test 1) Standard Safety Test – UL-WTDP Lab., TUV-ACT Lab. (UL&IEC Std.) 2) Life test (ALT, HALT Test) 3) EMC Test – Immunity (IEC61000 Series) 4) Insulation test : Torture, ALT(Accelerated lift test), UL746 Series Test 5) Other analysis System 7/13

  7. 5.1 Laboratory for reliability Low temp. room High temp. room Safety test room Life test room1 Life test room 2 8/13

  8. 5.2 Life test(1) 9/13

  9. 5.2 Life test(2) 10/13

  10. 5.3 ALT, HALT test 11/13

  11. 5.4 Insulation evaluation 12/13

  12. 5.5 Others 13/13

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