WT — Investor Presentation 2022

Mar 8, 2022

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Facilitate A Smarter World

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March 2022

Disclaimer

By attending the meeting where this presentation is made, or by reading the presentation materials, you agree to be bound by the following limitations:

The information in this presentation has been prepared by WT Microelectronics Co., Ltd. (the “Company”) for use at a non-deal road show presentation by the Company and does not constitute a recommendation regarding the securities of the Company.

This presentation does not constitute a prospectus, a statement in lieu of prospectus, offering circular or offering memorandum, private placement offer letter, an advertisement, and should not be construed as an offer, or a solicitation of any offer, or invitation of any offer to purchase, subscribe for or sell any securities of the Company in any jurisdiction. This presentation should not be considered as a recommendation that any investor should subscribe for or purchase any securities of the Company nor shall it or any part of it or the fact of its distribution form the basis of, or be relied on in connection with, any contract or commitment. This presentation is for general information purposes only, without regard to any specific objectives, financial situations or informational needs of any particular person. This presentation should not be used as a basis for any investment decision or be relied upon in connection with, any contract, commitment or investment decision whatsoever. This presentation does not constitute financial, legal, tax or other product advice. You will be solely responsible for your own assessment of the market and the market position of the Company and you will conduct your own analysis and be solely responsible for forming your own view of the potential future performance of the business of the Company. It should be understood that subsequent developments may affect information contained in this presentation, which neither the Company, nor its affiliates, advisors or representatives are under an obligation to confirm.

No representation or warranty, express or implied, is made as to, and no reliance should be placed on, the fairness, accuracy, completeness or correctness of the information or the opinions contained herein. Neither the Company nor any of the Company’s advisors or representatives shall have any responsibility or liability whatsoever (for negligence or otherwise) for any loss howsoever arising from any use of this presentation or its contents or otherwise arising in connection with this presentation. The information set out herein may be subject to updating, completion, revision, verification and amendment and such information may change materially.

This presentation is based on the economic, regulatory, market and other conditions as in effect on the date hereof. It should be understood that subsequent developments may affect the information contained in this presentation, which neither the Company nor its advisors or representatives are under an obligation to update, revise or affirm.

The information communicated in this presentation contains certain statements that are or may be forward-looking. These statements typically contain words such as “will,” “expects” and “anticipates” and words of similar import. By their nature forward-looking statements involve risk and uncertainty because they relate to events and depend on circumstances that will occur in the future. Any investment in the Company will also involve certain risks. There may be additional material risks that are currently not considered to be material or of which the Company and its advisors or representatives are unaware. Accordingly, you should not rely on these forward-looking statements. The Company assumes no responsibility to update forward-looking statements or to adapt them to future events or developments.

This presentation is not an offer of securities for sale in the United States. Any securities referred to herein have not been and will not be registered under the United States Securities Act of 1933, as amended (the “Securities Act”) or any United States state securities laws, and may not be offered or sold in the United States except pursuant to an exemption from, or in a transaction not subject to, the registration requirements of the Securities Act and in accordance with any applicable United States state securities laws. There is no intention to register any securities referred to herein in the United States or to make a public offering of the securities in the United States.

This presentation and the information contained herein is being furnished to you solely for your information and may not be reproduced or redistributed by you to any other person, in whole or in part. Neither the information contained herein nor any copy hereof may be, directly or indirectly, transmitted into or distributed in the U.S. or to any U.S. person (as defined in Regulation S under the Securities Act), including their U.S. branches or affiliates, except (i) to “qualified institutional buyers” as defined under Rule 144A of the Securities Act (“U.S. QIBs”) or (ii) in compliance with applicable securities laws, or transmitted into or distributed in jurisdiction which prohibits such transmission or distribution. Any failure to comply with this restriction may constitute a violation of the securities laws of the United States or other jurisdictions. No money, securities or other consideration is being solicited, and, if sent in response to this presentation or the information contained herein, will not be accepted.

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Introducing WT Microelectronics:

A Premier Semiconductor Component Distributor

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MISSION

Deliver compelling services to enable the success of our partners and hold ourselves accountable to our shareholders

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1

Business Highlights in Numbers

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Top 2

APAC Ranking[(1,2][)]

7.6%

Global Market Share[(1,2)]

NT$448bn 2021 Revenue

50,000+

Types of Components

Top 4

Global Ranking[(1,2][)]

3.7%

Share Gain in Last 5 Years[(1,2)] Fastest among Peers[(3)]

2.3x

Growth against Industry[(4)]

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80

Vendors

8,000+

Customers

~2,500

Employees in Asia

45

~29bn

Units Delivered Annually

Offices

Note: Charts and graphics created by WT Microelectronics. The Gartner content described herein (the “Gartner Content” represent(s) research opinion or viewpoints published, as part of a syndicated subscription service, by Gartner, Inc. (”Gartner“), and are not representations of fact. Gartner Content speaks as of its original publication date (and not as of the date of this non-deal roadshow), and the opinions expressed in the Gartner Content are subject to change without notice. (1) By Revenue in 2021. (2) Data as of Mar 2022. Source: Gartner Market Share: Semiconductor Distributors, Worldwide, 2021. (3) Benchmarked among global top 4 semiconductor distribution players: Arrow, Avnet, WPG and WT. (4) 2016 - 2021 CAGR of company is 25.5%, as per company filings; while 2016 - 2021 CAGR of global semiconductor industry is 11.0% as per Gartner, data as of Dec 2021. Source: Gartner Semiconductor Forecast Database, Worldwide, 4Q21 Update.

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2

Our Journey

Robust Organic Growth

Delivered outsized growth relative to the industry with 2016 - 2021 revenue CAGR of 25.5%

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Listed Ranked Ranked Listed Top 4 Top 2 US$10 500 6,000 distributor distributor billion 8,000 globally[(1)] in APAC[(1)] QCE Limited of Solomon

Successful Strategic Acquisitions US$1.1 billion net revenue acquired from successful M&As in the past 15 years

Note: (1) Data as of Mar 2022. Ranking by revenue. Charts and graphics created by WT Microelectronics. Source: Gartner Market Share: Semiconductor Distributors, Worldwide, 2021. The Gartner content described herein (the “Gartner Content” represent(s) research opinion or viewpoints published, as part of a syndicated subscription service, by Gartner, Inc. ("Gartner"), and are not representations of fact. Gartner Content speaks as of its original publication date (and not as of the date of this non-deal roadshow), and the opinions expressed in the Gartner Content are subject to change without notice.

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3

Addressing a Massive US$700 Billion Market Opportunity Globally

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2025 TAM 2021–25 CAGR
Automotive [(2)]
Global Semiconductor Market Forecast by Sector [[(1)]]
(US$bn) $82bn 12.5%
Industrial [(3)]
685
$75bn 8.3%
577
Communications [(4)]
IoT
$52bn 4.4%
Consumer [(5)]
$74bn 4.0%
Servers
Computing [(6)]
$239bn 2.6%
2021 2025
Mobile Phones Computing Consumer
Mobile Phones [(7)]
Communications Industrial Automotive
$163bn 2.3%
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Global Semiconductor Market Forecast by Sector[[(1)]]

Note: Charts and graphics created by WT Microelectronics. Data as of Dec 2021. Source: Gartner Semiconductor Forecast Database, Worldwide, 4Q21 Update. The Gartner content described herein (the “Gartner Content” represent(s) research opinion or viewpoints published, as part of a syndicated subscription service, by Gartner, Inc. ("Gartner"), and are not representations of fact. Gartner Content speaks as of its original publication date (and not as of the date of this non-deal roadshow), and the opinions expressed in the Gartner Content are subject to change without notice.

(1) Excluding semiconductors for military and aerospace electronics. (2) Automotive incudes semiconductors for auto, ADAS and aftermarket. (3) Industrial includes semiconductors for industrial electronics and excludes semiconductors for military and aerospace electronics. (4) Communications include semiconductors for wired communication and wireless communication electronics (mobile infrastructure, wireless LAN infrastructure, etc.). (5) Consumer includes semiconductors for consumer electronics (TV, wearables, video games, etc). (6) Computing includes semiconductors for compute electronics (PC and peripherals) and storage electronics. (7) Mobile Phones include semiconductors for smart phones and traditional phones.

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4

Delivering Stellar Growth on Top of Industry Tailwind

2016 - 2021 CAGR of Market Size and WT’s Revenue

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WT Market Share in APAC
Distribution Market [(1)] :
6.0% in 2016
APAC Distribution Market
to 10.1% in 2021
as % of APAC Semi [(1)] :
31.4% in 2016
APAC Contribution as %
to 36.0% in 2021
of Global Semi Market [(1)] :
69.8% in 2016
25.5%
to 75.3% in 2021
15.9%
12.8%
11.1%
Global Semiconductor APAC Semiconductor APAC Semiconductor WT
Distributor
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Note: Charts and graphics created by WT Microelectronics. APAC refers to Asia Pacific excluding Japan. Data as of Mar 2022. Source: Gartner Market Share: Semiconductor Distributors, Worldwide, 2021. The Gartner content described herein (the “Gartner Content” represent(s) research opinion or viewpoints published, as part of a syndicated subscription service, by Gartner, Inc. ("Gartner"), and are not representations of fact. Gartner Content speaks as of its original publication date (and not as of the date of this non-deal roadshow), and the opinions expressed in the Gartner Content are subject to change without notice. (1) Market size and market share by revenue.

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5

WT: A Global Leading Semiconductor Distributor with Fastest Share Gain

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Targeting faster growth and higher margin sectors

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Top 2 Top 4 APAC Ranking[(1,2)] Global Ranking[(1,2)] 10.1% 7.6% APAC Market Share[(1,2)] Global Market Share[(1,2)]

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Fastest Market Share Gain Among Peers (2016 to 2021)[(2)]

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Successful M&As and integration

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APAC Global
(3)
4.2% (3)
3.7%
0.9%
0.1%
(1.6%) (1.5%)
(3.4%)
(5.0%)
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Note: (1) By Revenue in 2021. (2) Charts and graphics created by WT Microelectronics. Data as of Mar 2022. Source: Gartner Market Share: Semiconductor Distributors, Worldwide, 2021. The Gartner content described herein (the “Gartner Content” represent(s) research opinion or viewpoints published, as part of a syndicated subscription service, by Gartner, Inc. ("Gartner"), and are not representations of fact. Gartner Content speaks as of its original publication date (and not as of the date of this non-deal roadshow), and the opinions expressed in the Gartner Content are subject to change without notice. (3) Numbers may not completely match because of rounding.

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6

Longstanding and Trusted Relationship with Leading Semi Suppliers

Average of 10+ years of relationships with major suppliers[(1,2)]

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……

80 Vendors

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Note: (1) Major suppliers include companies listed above. (2) Some suppliers were achieved via acquisition. When calculating average years of relationship, only took into account the years of relationship with WT.

7

With Seamless Integration and Deep Partnership

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Strong demand creation
capability
Superior engineering competence
and committed FAE [(1)]
A broad reach of over
8,000 quality customers
Market intelligence of product Upstream Downstream
competitiveness & application trend Suppliers Customers
Intelligent
supply chain solutions
Trusted, longstanding
partnership
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Value-Added Services

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Note: (1) FAE stands for Field Application Engineer.

8

Comprehensive Solutions Differentiated by Technical Expertise

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Strong support to accelerate
time-to-market
Single access point to
extensive supplier product lines
Superior design and
application engineering
Upstream Downstream Full product lifecycle
Suppliers Customers management
Intelligent supply chain
solutions
Consistent, reliable
partnership
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Value-Added Services
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9

End-to-end Services throughout Product Lifecycle

Delivering Engineering and Supply Chain Solutions throughout A Product’s Lifecycle and beyond

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Mass Production
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Accelerate Product Development
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Maturity
Concept Production
Product Product
Growth
Platform Board Prototype
Spec Launch
Design Debug Pilot-run
Engineering support to Supply chain management to
shorten time to market meet mass production plan
• Solution suggestion • Sample run service
• Hardware & software support • Supply chain planning & intelligence
• Prototype support • Fulfillment & logistics
• Manufacturing assistance • Regional commercial offering
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Lifecycle Re-engineering
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Demand
Slide Product
End of Life
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Maximize product lifetime and transition to the next generation

• Intelligent inventory planning

• Warranty management

• Product re-engineering

• New design development

Case Study: Providing Design Service of Smart Key to an ODM Customer

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15+ Components
Recommendation
Radio Frequency IC
Microcontroller
Microprocessor
Memory
…
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Technical Support
Hardware Circuit Design
PCB [(1)] Layout
Software Integration
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Note: (1) Printed circuit board.

10

Favorable Product Mix Targeting Emerging and High Margin Applications

Capture future technology trends in emerging business

Deliver outsized growth relative to the industry

Balance higher profit potential with volume driven segments

WT Revenue by Application[(1)]

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Delivering Outsized Growth Relative to the Industry 2016 - 2021 Revenue CAGR[(2)]

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25.5%
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25.5%
11.1%
Global Semiconductor Revenue
2021 - 2025 Worldwide Semiconductor Revenue CAGR [(3)]
12.5%
8.3%
4.0% 4.4%
2.3% 2.6%
Mobile Computing Consumer Communications Industrial Automotive
Phone
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Note: Charts and graphics created by WT Microelectronics. The Gartner content described herein (the “Gartner Content” represent(s) research opinion or viewpoints published, as part of a syndicated subscription service, by Gartner, Inc. ("Gartner"), and are not representations of fact. Gartner Content speaks as of its original publication date (and not as of the date of this non-deal roadshow), and the opinions expressed in the Gartner Content are subject to change without notice. (1) As of FY2021. (2) As per Company filings and Gartner. Source: Gartner Semiconductor Forecast Database, Worldwide, 4Q21 Update. (3) Data as of Dec 2021. Source: Gartner Semiconductor Forecast Database, Worldwide, 4Q21 Update.

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11

Driving Efficiency and Economies of Scale through Digitization

Better Customer Services

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• Expand B2B EDI services to customers

• Timely fulfillment of customer demand & technical support

Improve Operational Efficiencies

• Automation tools and robotic processes to eliminate manual tasks and reduce errors

Support Business Decisions

• Big data analytics on business and industry trends to enable data-driven decisions

• Visualize data into dashboard & reports for better visibility

Leveraging Digital Technology to Optimize Operations and Improve Opex Ratio[(1)]

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1.7%
1.6%
1.4%
2019 2020 2021
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Note: (1) Opex Ratio equals to operating expense divided by revenue.

12

Strive for Excellence and Social Responsibility

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Environmental

Social

Governance

• Environment commitment – reducing 1% greenhouse gas emissions per year

• Taiwan High Salary 100 Index – value employees’ health, safety, salary and benefit

• Awarded top 5% in governance ranking by Taiwan Stock Exchange for 2020

• Circular economy – reduced 3.15 million sheets of paper, 1.2 million sustainable packaging since 2015

• Eco-Design – encouraging usage of low power module and eco-design electronic products

• Diversity in gender, experience, and expertise – 40% female employees and 43% female board members

• Proactive measures during pandemic and donation for the community

• 3 Independent directors – among the 7 board of directors members

• Established risk management committee to enforce WT’s risk management mechanisms

• Empowering a better future – NT$47 million cumulative donations & activities expense via WT Education Foundation since 2014

Rank No.4 among 416 Taiwan-listed companies in ESG Risk Rating by Sustainalytics

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13

Visionary Leadership Team with Strong Execution Capability

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ERIC CHENG Chairman & Chief Executive Officer

JAMES WEN Chief Marketing Officer

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KERRY HSU
Senior Vice President
WILLIE SUN
Chief Application Officer
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JACK YANG
Chief Sales Officer
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CHERYL YANG
Chief Financial Officer
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Extensive Sector Knowledge

Senior management with 20+ years of industry experience on average

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Long-Term Tenure

Stable workforce and low turnover

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Strong Technical Foundation

46% employees with engineering background, and 15% with PhD or Master degrees

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Collaborative Culture

Founder-led business that values teamwork, trust and transparency

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14

Well Positioned for Long Term Value Creation

1

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Continue to pursue high quality and value-driven businesses to ensure sustainable growth and drive competitive advantages

Identify and invest in key strategic sectors and continue to 2 improve business mix

3 Further strengthen application engineering capabilities

4

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Develop new business opportunities with existing and new customers to grow market share

5

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Increase operational efficiency through digitalized platform and process automation

Continue strategic investments and acquisitions to increase 6 product offerings, broaden customer base, increase market penetration and expand geographic reach

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15

Financial Performance

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Financial Highlights

FY2021

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NT$448bn Revenue

26.8% YoY Growth

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NT$9.8 Pro Forma EPS[(1)]

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NT$10.6bn Operating Profit

2.4% Margin

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15.9% ROE

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NT$7.9bn Net Profit

1.8% Margin

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50 Days Cash Conversion Cycle

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Note: (1) Net income attribute to owners of the parent divided by outstanding shares as of period end.

16

Strong Revenue Growth with Improving Margins

Revenue & Gross Profit Margin

Operating Profit & Margin

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(NT$mn) 500 ,000 447,896 30. 0%
450 ,000
25. 0%
400 ,000
353,152 20. 0%
350 ,000 335,187
15. 0%
300 ,000
250 ,000 10. 0%
200 ,000 3.2% 3.1% 3.8% 5.0 %
150 ,000
0.0 %
100 ,000
(5.0%)
50,000
0 (10.0%)
2019 2020 2021
Revenue Gross Profit Margin %
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(NT$mn) 12, 000
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10,557
5,253 5,316
2.4%
1.5%
1.6%
2019 2020 2021
Operating Profit % Margin
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Opex & Opex as % of Revenue

Net Income & Net Margin

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(NT$mn) 7,0 00
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7,0 00 6,430 5.0%
6,0 00
5,547 5,458 4.0%
5,0 00
3.0%
4,0 00
3,0 00
1.7% 1.5% 2.0%
1.4%
2,0 00
1.0%
1,0 00
0 0.0%
2019 2020 2021
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Operating Expenses Opex as % of Revenue

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(NT$mn) 9,0 00 20.0%
8,0 00 7,923 18.0%
16.0%
7,0 00
14.0%
6,0 00
12.0%
5,0 00
4,0 00 3,795 10.0%
8.0%
3,0 00 2,531
6.0%
2,0 00
1.8% 4.0%
1,0 00 0.8% 1.1% 2.0%
0 0.0%
2019 2020 2021
Net Income % Margin
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17

Focusing on High-growth and High-margin End Markets

Revenue Breakdown

YoY Comparison – FY20 (LHS) vs. FY21 (RHS)

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100% Revenue (NT$bn)
5.2% 5.3% 6.5%
Cash Cow Quality Businesses Star Applications
9.0% 7.7%
9.0%
Star
Applications 160
YoY +23%
80% 14.8%
18.3% 15.9%
140
13.2%
12.5% 120
60% 14.6%
YoY +18%
Quality
Businesses 100
24.4%
22.6%
22.1% 80 YoY +36%
40%
YoY +20%
60
YoY +47%
YoY +55%
40
20%
34.6% 33.5% Cash Cow
30.8%
20
0
0%
2019 2020 2021
Mobile Phone Computing Consumer
Communications Industrial Automotive
Mobile Phone Computing Consumer Communication Industry & Instruments Automotive
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18

Disciplined Working Capital and Robust Return to Shareholders

Cash Conversion Cycle

ROE vs. Shareholders’ Equity

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(Days)
50
49 49
56
55
54
53
52
48
47 47
44
2019 2020 2021
Accounts Receivable Days Inventory Days
Accounts Payable Days Cash Conversion Cycle
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(NT$mn)

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53,768
50,000 15.9%
46,078
40,000
11.2% 10.9%
30,000
23,478
20,000
10,000
0
2019 2020 2021
Shareholders’ Equity ROE
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19

Our Outlook

2022 Q1

NT$115 – 121bn

22Q1 Revenue Forecast

21% YoY Growth

Mid-Point of Revenue Guidance

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3.75 – 3.95% Gross Margin

2.25 – 2.45% Operating Margin

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Note: (1) Revenue at a forecast exchange rate of 27.8 NT$ to 1 US$.

20

Q&A

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Appendix

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Historical Income Statement

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(NT$mn, except NT$ for per share data) For the Year Ended December 31,
2019 2020 2021
Revenue 335,187 353,152 447,896
YoY Growth (%) 22.6% 5.4% 26.8%
Cost of goods sold (324,387) (342,378) (430,909)
Gross profit 10,800 10,774 16,987
Margin (%) 3.2% 3.1% 3.8%
Selling expenses (4,150) (4,070) (4,522)
General and administrative expenses (988) (979) (1,296)
Research and development expenses (407) (386) (609)
Impairment loss (3) (24) (3)
Total operating expenses (5,547) (5,458) (6,430)
Operating income 5,253 5,316 10,557
Margin (%) 1.6% 1.5% 2.4%
Interest income 22 16 6
Other income 52 210 339
Other gains and losses 21 278 (2)
Finance costs (1,953) (991) (715)
Share of loss of associates and joint ventures (86) (31) (6)
Total non-operating income and expenses (1,944) (517) (377)
Profit before income tax 3,309 4,799 10,180
Income tax expense (778) (1,004) (2,325)
Net income to owners of the parent 2,531 3,795 7,923
Margin (%) 0.8% 1.1% 1.8%
EPS 4.32 5.22 9.96
Pro Forma EPS 4.28 4.81 9.80
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Historical Balance Sheet

Historical Balance Sheet
(NT$mn)	As of December 31,
	2019	2020	2021
Cash and cash equivalents	3,107	3,627	4,680
Total receivable	46,249	61,926	76,994
Inventories	45,795	44,314	66,524
Total Property, Plant and Equipment	1,010	1,003	1,004
Other assets	5,026	20,139	24,147
Total assets	101,367	131,010	173,349
Short-term debts	26,460	24,062	35,547
Totalpayable	47,493	56,669	71,993
Long-term debts	0	800	7,750
Other liabilities	3,935	3,362	4,198
Total liabilities	77,888	84,893	119,489
Shareholders' equity	23,478	46,078	53,768
Non-controllinginterest	1	38	92
Total equity	23,479	46,116	53,860

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Historical Cash Flow Statement

Historical Cash Flow Statement
(NT$mn)	For the Year Ended December 31,
	2019	2020	2021
Profit before income tax	3,309	4,799	10,180
Change in accounts receivable	(9,660)	(18,889)	(16,266)
Change in inventories	115	(1,367)	(23,574)
Change in accountspayable	9,357	14,122	17,383
Others	(254)	(321)	(703)
Net cash flow from operating activities	2,867	(1,656)	(12,980)
Capital expenditure	(110)	(106)	(171)
Others	68	(152)	(822)
Net cash flow from investing activities	(42)	(258)	(993)
Change in short-term debts	(1,386)	(2,371)	11,527
Change in long-term debts	280	680	6,950
Proceeds from issuance ofpreferred shares	0	6,750	0
Cash dividendspaid	(1,388)	(1,645)	(2,590)
Others	(158)	(139)	(288)
Net cash flow from financing activities	(2,653)	3,274	15,600
Effect of exchange rate changes	(401)	(839)	(575)
Net change in cash and cash equivalents	(229)	520	1,052
Cash and cash equivalents at beginningofperiod	3,335	3,107	3,627
Cash and cash equivalents at end ofperiod	3,107	3,627	4,680

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