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The future is looking greener

Strengthening Quality

Technology Innovation

2013 Business Strategy

Flexible, with strong roots

To offer our advanced power technology and

leadership, outstanding quality and superior

service across multiple market disciplines

to the world’s leading companies

Our Mission

© 2013, DongAh Elecomm All right reserved

• Embrace and drive change!

• Directing change through knowledge and innovation!

• Use innovative focus to bring relevant solutions!

Success


“New power conversion

technology is an ongoing

effort at DongAh Elecomm”


Product

Realization

Business

Development

Center

Head office / Factory : Korea

Assembly & Manufacturing in Indonesia

Assembly & Manufacturing in Malaysia

Branch office : U.S.A-Dallas, Texas

Factory in Vietnam

SCN

Dae Pyeong

Ki Rim

ElecOne

DongAh CMC

SCN

Dae Pyeong

Ki Rim

ElecOne

DongAh CMC

Liaison Office in Thailand


Company founded

R&D Center Established

Awarded Presidential Commendation for TDX Electronic Exchange System

Awarded Copper Tower Industrial Medal for Promotion of Science and Technology

High Frequency Transfer Control Technology registered as new domestic technology

Awarded Silver Tower Industrial Medal for contribution to IT Industry

Established USA Branch office

Distinguished service award for contribution to Vietnam Telecom Industry

Contract agreement established with KARI for Satellite PS Development

Received CQIS quality certification from Samsung SDI

Exclusive agreement established for Hybrid Auto PS Development

Class A Supplier for Siemens Ultrasound Group Korea

Received Best Partner Award from Korea Telecom

Best Performance Supplier Award from Siemens Ultrasound Korea

Received recognition from Ministry of Knowledge & Economy for Industrial Contribution

Recognized by Samsung Electronics for Innovation in Quality

Recognized as the power provider behind LGU+ and SK Telcom’s 4G LTE launch

“Best Partner of the Year” for 8th consecutive year by KT Telecom

DongAh Rectifier Approved by AIS (one of the operators in Thailand)

DEC, 1976

SEPT,1987

MAR, 1989

APR, 1991

OCT. 1993

APR, 1999

AUG, 2002

NOV, 2002

APR, 2004

JAN, 2005

JAN, 2005

SEPT,2005

MAR, 2007

JAN, 2009

MAR, 2010

Jan, 2011

MAR, 2011

FEB, 2013

JUN, 2013


Employee welfare fund (4.4 billion won)

Mortgage program

Family Tuition Support

Recreational Facilities

(soccer field, tennis court, Karaoke, etc.)

Academic Education : Bachelor, PhD etc.

On-site training

On the job training within and outside

company

Local & International seminars

Local & International trade shows

Total Employees : 217

39 27 28 50 29 44


Recruit Regulation & Working

Regulation (DEA202)

Joint venture with KT on

Corporate Social

Responsibility

Siemens Compliance Program

on Code of Conducts (2007)


http://www.flags.net/UZBK.htm

http://www.flags.net/KAZK.htm

http://www.flags.net/GEOR.htm

http://www.flags.net/CHIN.htm

http://www.flags.net/INDA.htm

http://www.flags.net/PHIL.htm

http://www.flags.net/IRAN.htm

http://www.flags.net/CAMB.htm

http://www.flags.net/BRAZ.htm

http://www.flags.net/MONG.htm

http://www.flags.net/UNST.htm

http://www.flags.net/BOHE.htm

http://www.flags.net/JAPA.htm

http://www.flags.net/ASTL.htm

http://www.flags.net/MEXC.htm

http://www.flags.net/SYRA.htm

http://www.flags.net/RMNA.htm

http://www.flags.net/INDN.htm

http://www.flags.net/PAKS.htm

http://www.flags.net/VENZ.htm

http://www.flags.net/AFGH.htm

http://www.flags.net/SAAR.htm

http://www.flags.net/BNGL.htm

http://www.flags.net/YEMN.htm

http://www.flags.net/TAIW.htm

http://www.flags.net/GERM.htm

http://www.flags.net/CORC.htm

http://www.flags.net/UKRN.htm

http://www.flags.net/NETH.htm

http://www.flags.net/RUSS.htm

http://www.flags.net/VIET.htm

http://www.flags.net/SOAF.htm

http://www.flags.net/ISRA.htm

http://www.flags.net/RWAN.htm

http://www.flags.net/IREL.htm

http://www.flags.net/SWIT.htm


Country Company (unit: USD Million) 2010 2011 2012 2013

Malaysi

a YTL

No. of

products 1,020 • 2,500

Amount 5.6 • 4.4

VIETNA

M

VINAPHONE

No. of

products • • • 370

Amount • • • 0.7

VMS (NSN)

No. of

products • • 1,266

Amount • • 1.1

NEPAL

UTL

; United Telecom

Limited

No. of

products

(2008 )

7 • • •

Amount 0.05 • • •

USA CIENA

No. of

products 150 40 250 515

Amount 0.6 0.1 0.7 1.0


Communications

Industrial Application

Consumer Products

Medical Application Aerospace

Green Energy

• Mobile communications

- CDMA, GSM, WCDMA, LTE

• Switching systems

• Internet

- ADSL, VDSL, Wibro

• Transmission equipment

• Satellite base stations

• Power Management System

• SMD for PBA

• Chromatography

• Intelligent Transport Systems

• LED equipment

• Security equipment

• Home Network

• Display

• Audio Equipment

• Hybrid Electric Vehicles

• Fuel Cell Electric Vehicles

• Electric Vehicles

• Solar Cell/ Inverter

• X-ray Equipment

• MRI Equipment • Ultrasound Equipment • Satellite

• Ballast Water Treatment

• High Speed Charger Electric Car

• BEMS System

http://upload.wikimedia.org/wikipedia/en/5/52/Sfone_logo.png

http://www.naztec.com/index2.htm

http://www.chinaputian.com.cn/


“New power conversion

technology is an ongoing

effort at DongAh Elecomm”


Organization- R&D Staff

6

6

11

6

6

2

10

Doctorate Master

Bachelor Associate

Others

< 3 years

≥ 3 years ≥ 5 years

≥ 10 years

≥ 15 years

8

13


R&D Capabilities – Technology Roadmap

TDX, PABX, PCS, CDMA, GSM, W-CDMA,

WiMAX, Wibro

Primary DC/DC Block Forward ZVS Full Bridge

Power density SORM-100

3w/inch3

DRM-100

6w/inch3

NDRM-100

12w/inch3

• System

Integration

Technology

•Firstly Adopted

Resonant Circuit

•High Switching

Frequency (2MHz)

•Circuit Simplification

•Mechanical Technology

•Stand-by Power Saving

•Multi Output by

1 Transformer

•Adopted Micom IC

for Integrated Protection

•Circuit Optimization

•Heat Control Design

•CAN Communication

•Durability

•Mechanical Technology

•Sensor Technology

•Bi-direction Power

•Multi outputs

with small Capacity

•Noise Reduction

•Sequence Matching

•Bi-direction

Communication

1u

22w/inch3

Efficiency ~ 2000 86 % 2002~ 88 % 2005~ 90 % 2008~ 95 % 2010~ 96 %

Full Bridge/ Synchronous Rectifier

PWM IC 2 Stage DSP Control Single Stage DSP Control


R&D Capabilities – 3D Simulation Tools

Thermal Analysis

3D Modeling


▶ Internal Training Classes: Prominent scholars and experts invited for seminars and education.

▶ DongAh commissioned education programs to universities and research centers.

▶ Attend seminars and conferences to engage in new technologies and industry leadership.

R&D Capabilities – Training


R&D Capabilities – Reliability Test Lab


R&D Capabilities – HALT / Accelerated Life Test

Under

Test

Before

Test


Providing the POWER that

comes With FLEXIBILITY

and STRENGTH


Quality - International Quality Control Standard

ISO 9001 Certified – May, 1995

Upgraded to ISO 9001 /TL9000 - July, 2003

Samsung : CQIS – Jan, 2005

ISO 14001 Certified – Aug, 2005

Siemens : Top +, Class-A Supplier – Sept, 2004/ Sept, 2005

Samsung : SQIS Class-A – Sep, 2005

KT : Best Partner of the Year 2006, 2007, 2008, 2009, 2010, 2011

RoHS lead-free conversions

Safety Standard : UL, CSA, CE, TUV, VDE

Reliability Test : Bell core Standards


Quality Control Roadmap

1995 2003 2005 2006 2008 2009 2010

International

Quality

Control

System

Six Sigma

Execution

Plan

D Q R Program DongAh

Quality Rating

TL9000-H R3.0

UL/BSI ISO 9001 UL ISO9001 2000

Up-grade ISO 14001

Eco-partner

Eco-Design -PEIS implementation

-RoHS compliance sys.

implementation TL9000-H R4.0

Up-grade

Environmental/

CSR Report

Lead Free

Soldering

machine

RoHS

compliance

test equip.

Computerize

Green

procurement sys.

(PEIS)

6σ introduction Leap-up

Project execution

Supplier Control E : 4, G : 9

C : 3, L : 4

Supplier Control E : 9, G : 8

C : 3, L : 0

DQR program

Implementation

/Execution Achieved Objective

Periodic supplier evaluation program Excellent (12mos), Good(6mos),

Conditional(3mos), Low(1mos)

QC improvement monitoring system

TL9000-H R5.0

Up-grade

★ Class A supplier status from Samsung

★ Top+ supplier status from Siemens

Lead-free

Settlement

Evaluation sys.

Reliability

Test Lab

Field Life

Test Lab

Salt Water Spray

Chamber

Process On-line

Management System

Customer Support

Management System

Product Environmental Information System


FRACAS: Failure Reporting Analysis and Corrective Active System Definition: Collects defect data, provides process reporting, root cause analysis, and document corrective action to prevent repetitive defects. Motivation: Transform 35 years of engineering knowledge into a company asset to gain competitiveness.

Failure example sharing

Decreasing QA cost

Increasing product reliability

Prevent repeat failures

Decreasing design lead time

■ Expectation

R&D Production

Customers

Process On-lineManagement System

FRACAS

Customer SupportManagement System

FRACAS

R&D Knowledge Management System

FRACAS

DB


Collects individual station process data and identifies relevant failures to

prevent repetitive internal process defects.

Functional and final inspection test processes are optimized through internally

developed automatic test system.

Utilizes failure history data to provide prompt repair service.

SMS alert messaging service to the production manager if the same defects occur

more than pre-defined number.

Inform Production Line

Repair complete / status

Input into system

DATA (Failure History)

SMS Alarm Message sent (Sharing Cause of failure)

DATA (Repair History )

Inspection and Repair (Analysis)

■ Effectiveness

Real-time quality monitoring and information sharing

Early detection for potential defects

Repair time and FMA optimized

Improve productivity and quality


SCN

Dae Pyeong

Ki Rim

ElecOne

DongAh CMC

Product

Realization

Business

Development

Center

Creative, Productive Business Thinking


Overseas Production


Standard Solutions

Flexible Power Solutions


Standard Power

Small Medium Large


DDRK-4150 -54V/150A

3Ø 380VAC Active PFC

Input Specifications

Output Specifications -54V/150A

482(W) × 89(H) × 420(D) Dimension (mm)

Forced air cooled Cooling


500 Watts

Universal AC Input with PFC

Output : 48V/8A

366X296X94 mm

350 Watts

Input : 48VDC

Output : 0~18 / 2 / 2.5 / 3.3 / 5

±12 / ±14 / ±100VDC

363X252X53.2 mm

X300-DC X300-AC

DC/DC Converter AC/DC Converter

Ultrasound Diagnostic System


Input : 3Ø 440 VAC

Output : 18V/4500A(81Kw)

Water cooled

Explosion Proof (LNG,LPG, Oil)

Ballast Water Treatment System

BREC

BREC-18

BREC-2P


Electric Vehicle Charging Station

DEV450 DEV450B

Input : 3Ø 380Vac


System : BUS

Forced air cooled

DSP control

IGBT switching

Input : 3Ø 380Vac


System : TAXI

Forced air cooled

DSP control

IGBT switching


ACS-4200

AC Module : VPRM-5450

DC Module : ACM-5810

Input : 48Vdc

Output : 58.4V/10A

System : Motorcycle

Forced air cooled

MOSFET switching

Electric Vehicle Charging Station


Measuring AC Voltage/Current

DC Voltage/Current

Battery Voltage/Current

Battery Cell Voltage

Battery Temperature

Display TFT LCD

Graphic LCD

Character LCD

Segment Display

Alarm sound Buzzer Speaker

Alarm Log SAVE

>200

Protocol

RS232

RS422

CAN

TCP/IP

UDP RS485

SNMP

S/W Update TCP/IP UDP Update

Security Ethernet Communication, IP Filtering

Compact Control

Expanded Control


Ethernet

Data management: Measurement, monitor and control.

Client PC printer Server

SNMP or TCP/IP

Remote Monitoring


(Serial to TCP, Remote I/O Controller)

• Digital inputs-2 ports

• Digital output-2 ports

• Temperature and humidity sensor

• Supports RS232/422/485 communication

• Protocol conversion-TCP/UDP/Http/Telnet

• Control and monitors peripheral

equipment-UPS, generator, heater, air

conditioner

• Remote firmware upgrade

• Text messaging

Overview Description

Mobile

HUB

Server Client

TCP/Http

Internet

Zigbee

RS232/422/485

Temperature and

Humidity Sensor

Input-2Port

(Photo coupler)

Output-2Port

(Relay)

Ethernet link LED

RS232/422/485

Generator Power


FS/IF- RS-232 Serial Interface

Supports TCP, UDP, Http, Telnet

Protocols

Remote Firmware Upgrade

Capability

WEB service

Remote temperature adjustment

Command Controls verified by

SMS text.

Smart

Phone

Tablet PC

① Data

Request

②Receive

③ Response

④ Confirmation

FS/IF M

RS-232

3G or WIFI Smart

Phone

Tablet PC

3G or WIFI

③ Response

①Temp

Control

Command

④ Confirmation

② Receive

FS/IF M

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