1. http://www.greenpiezo.com 1 GreenPiezo General Presentation

2. http://www.greenpiezo.com 2 Table of Contents Introduction Introduction Brief History Brief History Igniter Producing Procedure Igniter Producing Procedure A. Molding Equipments and Process A. Molding Equipments and Process B. Plastic Injection Equipments and Process B. Plastic Injection Equipments and Process C. Spring Parts Manufacturing Equipments and Process C. Spring Parts Manufacturing Equipments and Process D. Head Metal Parts Manufacturing Equipments and Process D. Head Metal Parts Manufacturing Equipments and Process E. Lead Wire Cutting Process E. Lead Wire Cutting Process F. Main Manufacturing Procedure F. Main Manufacturing Procedure Quality Inspection Equipments and Process Quality Inspection Equipments and Process

3. http://www.greenpiezo.com 3 GreenPiezo Introduction

4. http://www.greenpiezo.com 4 Introduction Generally, Piezo igniter units are best suited for the mechanical ignition for gas burning equipments without foreign electrical sources. Generally, Piezo igniter units are best suited for the mechanical ignition for gas burning equipments without foreign electrical sources. Particularly, as NAMSUNG SPARK are composed with special piezo ceramic moulded in plastic or epoxy resin, our mechanical igniter have the unique feature of long durability and high output in electircal capability as well as soft operation and firmly anti-dusted type in framework. Particularly, as NAMSUNG SPARK are composed with special piezo ceramic moulded in plastic or epoxy resin, our mechanical igniter have the unique feature of long durability and high output in electircal capability as well as soft operation and firmly anti-dusted type in framework. The contents of this presentation will be of interest to manufacturer and parts dealers for gas burning equipments and will assist them in making the most suitable choice and possible application of NAMSUNG SPARK - GREEN PIEZO igniter. The contents of this presentation will be of interest to manufacturer and parts dealers for gas burning equipments and will assist them in making the most suitable choice and possible application of NAMSUNG SPARK - GREEN PIEZO igniter. Phone No. : 82-2-687-4734 (Republic of Korea) Fax No.: 82-2-688-5056 Point of Contact : Lyun-Do, KIM, Staff piezo@piezoigniter.com

5. http://www.greenpiezo.com 5 GreenPiezo Brief History

6. http://www.greenpiezo.com 6 1977.11986.111987.121996.102000.1 Estabilished Namsungsa in Puchon Si for Infra Red Gas Burner Estabilished Namsungsa in Kwangmyung Si for Piezo ignition unit Authorized UL mark from underwriters Laboratories Inc Received an award for the export of US$ one million Authorized VDE license from Germany

7. http://www.greenpiezo.com 7 GreenPiezo Igniter Producing Procedure : A. Molding Equipments and Process

8. 8 A. Molding Equipments and Process (1/3) Electric Discharging Process Computer NC Milling Process

9. 9 A. Molding Equipments and Process (2/3) Milling Process

10. 10 A. Molding Equipments and Process (3/3) Milling Process

11. http://www.greenpiezo.com 11 GreenPiezo Igniter Producing Procedure : B. Plastic Injection Equipments and Process

12. 12 B. Plastic Injection Equipments and Process (1/2) Molding Storage Plastic Injection Molding Machine

13. 13 B. Plastic Injection Equipments and Process (2/2) Plastic Injection Molding Machine

14. http://www.greenpiezo.com 14 GreenPiezo Igniter Producing Procedure : C. Spring Parts Manufacturing Equipments and Process

15. 15 C. Spring Parts Manufacturing Equipments and Process (1/2) Computer Spring Foaming Machine Automatic Compression Coiling Spring Machine

16. 16 C. Spring Parts Manufacturing Equipments and Process (2/2) Automatic Torsion Coiling Spring Machine Heating Tempering Machine

17. http://www.greenpiezo.com 17 GreenPiezo Igniter Producing Procedure : D. Head-Metal Parts Manufacturing Equipments and Process

18. 18 D. Head-Metal Part Manufacturing Equipments and Process

19. http://www.greenpiezo.com 19 GreenPiezo Igniter Producing Procedure : E. Lead Wire Cutting Process http://www.greenpiezo.com

20. 20 C. Spring Parts Manufacturing Equipments and Process (2/2) Wire Cutting and Peeling Machine Wire Cutting Machine

21. http://www.greenpiezo.com 21 GreenPiezo Igniter Producing Procedure : F. Main Manufacturing Procedure

22. 22 F.1. Assembling Equipment and Process (1/2) Insulating Oil Injection Machine Press Machine

23. 23 F.1. Assembling Equipment and Process (2/2) Press Machine & Insulting Oil Injection Machine Sealing Machine

24. 24 F.2. Epoxy Injection Process (Bonding Process) Epoxy Extrusion Process

25. 25 F.3. Drying Process Mechanical Convection Oven Nature-Drying

26. 26 F.4. Testing Process (1) Output Voltage Testing Equipment ( Oscilloscope : Iwatsu SS-5702, Divider : Iwatsu D-401)

27. 27 F.4. Testing Process (2) Output Voltage Testing Process

28. 28 F.5. Operation Testing and Packing Process (1) Operation Testing Process

29. 29 F.5. Operation Testing and Packing Process (2) Automatic Bending Process Packing Process

30. http://www.greenpiezo.com 30 GreenPiezo Quality Inspection Equipments & Process

31. 31 1. Spring Part Loading Test Equipment

32. 32 2. Constant Temp. & Humidity Chamber

33. 33 3. Durability Testing Equipments

34. 34 4. Standard Output Voltage Tester Height : 500mm Weight : 11.80g

35. 35 5. Digital LCR-Meter & Super MΩ Meter Digital LCR Meter Super MΩ Meter