2Q17 Cathay Securities Conference

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2

• Company Overview

• Business Model: A Hidden Champion of Specialized Memory Supplier

• Balanced Product Mix

• Growing Application

• Automotive and Industrial

• Other field

• Financial Recap

• Revenue and GM Trend

• CAPEX

Table of Content

3

4

Company Overview -Business Model: A Hidden Champion of Specialized

Memory Supplier

Leadership in Niche Market with Growth Potential

Close to Customer

Innovative Technology

An International Organization

What are the characteristics of a “Hidden

Champion”?

5

Company Overview - Balanced Product Mix

Note: 1Q’17 revenue

SDRAM

DDR/DDR2

DDR3

KGD

Serial NOR

SLC NAND

Serial NAND

KGD

41%

15%

44%

Specialty

Mobile

Flash

LP SDRAM

LP DDR/DDR2

LP DDR3

Pseudo SDRAM

KGD

6

Growing Application -Automotive & Industrial

-

200

400

600

800

1,000

1,200

2012 2013 2014 2015 2016 2017 2018 2019 2020

Automotive Total Bit Demand (million Gb)

Industrial Total Bit Demand (million Gb)

Why growing?

Performance than Cost

Longevity

High Quality

Growth Potential

Source: IHS

Global Demand of DRAM in Automotive and Industrial Applications:

Fit with “Hidden Champion”

7

All around a car, all around the world

ADAS Telematics

Infotainment Cluster

Winbond has been a memory supplier for Infotainment,

Cluster, Telematics, and ADAS.

Customers including global tier-1 OEM companies in

Japan, Germany, Korea, and USA.

Car & Industrial

Communication

32%

Computer24%

Consumer26%

Car & Industrial18%

Y2016 Revenue Breakdown

Communication34%

Computer35%

Consumer29%

Car & Industrial

2%

Y2012 Revenue Breakdown

8

Growing Application - AMOLED

Manufacturing cost of AMOLED is lower than LCD from

2016. AMOLED penetration rate in global smartphone will

reach 40% in 2019

Winbond is the major NOR supplier in AMOLED application

Source: WitsViewSource: IHS, 2016

Manufacturing costs (US$):

9

5%

10%

15%

20%

25%

30%

35%

4.0

6.0

8.0

10.0

1Q14 2Q14 3Q14 4Q14 1Q15 2Q15 3Q15 4Q15 1Q16 2Q16 3Q16 4Q16 1Q17

Revenue GM%

Financial Recap:Revenue and GM Trend

10

Revenue (NT$B) Gross Margin

0.0

5.0

10.0

15.0

20.0

2012 2013 2014 2015 2016 2017 (E)

3.0 2.1

13.0

3.94.8

17.4

Y2017 CAPEX- Memory

(NT$ B)

CAPEX(Cash Basis) as of 04/28/2017