1. 회 사 소 개 서 (Company Profile) WORLD D&D

2. Outline of the Company Foundation : Nov. 1994 Representative : OH W.K. ( 오 원근 ) Majors : Zinc & Aluminum Diecasting & Tool, Dental ( Small Precision Zinc 4 Slide Type, Zinc Hot Chamber Type ) ( Aluminum Cold Chamber Type ) Sales : 2,400M-won (2010) 3,000M-won (Forecast of 2011) Employee : 24 persons Quality System : ISO 9001 – Oct. 01 2006 Address : 313-1, Gamil-Dong, Hanam, Kyunggi-Do Tel) 02 - 474 - 8850 Fax) 02 – 474 - 2279 E-Mail – worlddnd@naver.comworlddnd@naver.com Homepage – www.worlddnd.kr

3. Management of CEO For the CustomerBack to the Basic Provide the Best Service to Customer

4. Organization Chart 대표이사 CEO 총괄이사 DIRECTOR 경영지원부 Finance 금형실 Tool 생산부 Production 영업부 Sales 생산 1 Prod.1 생산 2 Prod.2 생산 3 Prod.3 판매관리 CS 신규개발 BD 품질보증부 QA Quality System - ISO/TS Internal External Inspection Environment management Precision Diecasting 4 Slides Techmire 22NT - 3 24NT – 4 66NT - 1 Design (2D,3D) Tool making Hot Chamber Cold Chamber Techmire Tool Service Purchasing Personnel Management Safety Management Precision Diecasting H/Chamber C/ Chamber Shinozuka m/c 25Ton – 2 50Ton – 2 AL- 350Tonsi Secondary Operation Machining Tapping Barrel Shot Needle Re-melting Sorting Deburring Order Delivery Packing New business Cost Analysis SQE

5. Tool (Precision 4 Slide Type) & Inspection Tool No. : WT125C MODEL : Dental Part Name : Dental Pin Type : 4 Slide Type Machine : Techmire 22NT CAV : 1 X 6 CPM : 20 times (3sec/1cycle) Production Q’ty/Day: 140,000pcs Guaranty Shot : 1Mil-shots (6Mil pcs) Tool No : WH140A Model : Fiber Optic Part Name : SFP Housing Type : Hot Chamber Machine : Shinozka 50T CAV : 1X1 정 범위 300x200x200

6. INSPECTION Microscope SVM3020 Range : 300X200X200

7. Manufacturing Facilities (Casting)  Conventional M/C Type  Hot Chamber  Manufacture : Shinozuka (Japan)  25ton – 2, 50ton – 2  4 Slide M/C Type  Hot Chamber  Manufacture : Techmire (Canada)  CPM : max 30 times/min (2 sec)  22NT – 3, 24NT – 4, 66NT – 1

8. Secondary Operation Facilities  Shot Blast – SUS Ball  Ball Size – 0.4mm  Barrel – Vibration, Rotate  Automatic Sorting - Part & Runner, O/Flow  Annealing M/C Heat Treatment  Range – 0 ~300 ℃

9. Main Product (Dental Application) Single Pin Twin PinTwin Cap

10. Main Product Telecom – SFP (Zinc) (Techmire & Hot Chamber) Stand and Main Base for the Air Cleaner ( Aluminum 250 tons ) Case & Panel for the Rear Camera of Automotive ( Hot Chamber 50 tons) Holder LD, PD – DVD RW (Zinc)(Techmire 24NT)

11. Main Product Ball Tip for Ball Point Pen (Zinc) Techmire Connectors (Zinc) Techmire & Hot Chamber Connectors (Zinc) Techmire Gas application (Zinc) Techmire & Hot Chamber Hardware (Zinc) Hot Chamber

12. TOP 10 Customers CustomerPortion(%)IndustryEnd UserMajor Product Dental20%ConsumerDental ClinicDental Pin Samwoo EP18%ConsumerSamsung E.Connector Starion Sungchul13%ConsumerLGEGas Appliance Optis(TSST)10%ConsumerSamsung E.Pick Up Kotobuki Korea7%PensKotobuki JapanBall Tip Youngshin7%HardwareUSAVehicle Lightron7%TelecomJapanFiber Optic Daerim5%ConsumerLGEConnector KSD5%TelecomJapanFiber Optic Dongkwang E3%ConsumerChinaMotors Others5%Consumer Total100%

13. Equipment List(Production) NonDescriptionSpecSet(s)MakerUsing 1Zinc Die-casting M/C22NT/24NT/66NT8TechmireCasting 2Zinc Die-casting M/C25TON2ShinozukaCasting 3Zinc Die-casting M/C50TON2ShinozukaCasting 4Aluminum Die-casting M/C250TON2ToshibaCasting 5Vibration Barrel M/C200L~500L2Fine TechBarrl 6Rotation Barrel M/C30L~100L2Fine TechBarrel 7Dryer18KW3Fine TechDry 8Compressor100Hp,150Hp2HanshinAir Supply 9Shot BlastSus Media1WonchangDeburring 10Ultrasonic Cleaning4 Basket,Drying1SehanCleaning 11Needle Barrel(SEC)1Fine TechBarrel 12Annealing M/C 0~300 ℃ 1Heat Treatment 13Tapping M/C3Tapping

14. NoDescriptionSpecSet(s)MakerUsing 1EDM M/C350X2501Namsun 放電 2Lathe400X10601Namsun 旋盤 3Milling1100X2801NamsunMilling 4Surface Grinding M/C500X2001Namsun 硏磨 5MicroscopeSVM3020 (300x200x200) 1Hexagon 工具顯微鏡 6GagePin, Height Gage etc3Mitutoyo 檢査用 Gage 7Microscope10X~30X2Mitutoyo 檢査用 顯微鏡 Equipment List (Tool/QA)

15. Certification (ISO 9001)

16. Data 1. – Diecasting Material MaterialTypeAluminumCuMagnesiumFe(max)Pb(max)Cd(max)Sn(max)NiOtherRemain Zinc ZnDC13.5~4.30.75~1.250.03~0.080.10.0050.0040.003Zn ZnDC23.5~4.30.25 max0.02~0.050.10.0050.0040.003Zb ZA2725.0~28.02.0~2.50.01~0.020.0750.006 0.003Zn BERIC3.0~4.0 0.04 0.04Be 0.1Ti Zn MaterialTypeCuFe(max)MagnesiumMn(max)Pb(max)SiSn(max)Zn(max)OtherRemain AluminumAlDC8.12.0~3.01.30.1 max0.50.159.5~11.50.153.00.5Aluminum MaterialTypeAluminumMnZnSi(max)Cu(max)Ni(max)Fe(max)OtherRemain MagnesiumAZ91D8.3~9.70.15~0.5 0.35~1.0 0.10.030.0020.0050.02Mg Standard – ZnDC2 Spec : ZnDC2(KS) = ZDC2(JIS) = ZAMAK3 = ALLOY3 Standard– AlDC8.1 Spec : AlDC8.1(KS) = ADC12(JIS) = A383 * Standard – AZ91D

17. 자료 2. - Material MaterialType Tensile Strength (Mpa) Shear Strength (Mpa) Hardness (Brinell) Elongation (%in50mm) Density lb/cu in Melting Range Thermal Conductivity Thermal Expansion Electrical Conductivi ty Zn ZnDC1289-3312629176.7380-38610927.426 ZnDC2248-28321482106.7381-38711327.427 ZA274253251181-35376-4841252629.7 BERIC392-13086.839010524- AluminumAlDC8.130020065-901-32.7525-5701002026 MagnesiumAZ91D230138630.5-31.81468-596722711 BrassC38500430-530-14315-258.4880-9001132126 SteelSAE1020448-143367.814265012.112