Psi Corporate and Business Introduction Aug. 2018

Phoenix Silicon International Corporation Confidential 1

Safe Harbor Notice

• Psi’s statements of its current expectations are forward-looking statements subject to significant risks and uncertainties and actual results may differ materially from those contained in the forward-looking statements.

• Information as to those factors that could cause actual results to vary can be found in PSI’s Annual or Quarterly Report filed with Taiwan Stock Exchange Corporation (TWSE) and such other documents as PSI may file with, or submit to the TWSE from time to time.

• Except as required by law, we undertake no obligation to update any forward-looking statement, whether as a result of new information, future events, or otherwise.

Corporate Highlights

Specialty MEOL Process Services

Phoenix Silicon International Corporation Confidential 3

FEOL TSMC, GF, UMC

BEOL ASE, SPIL

• Reclaim / Thin wafers

• Power MOSFET • Power IC • Bio chip • MEMS sensor

• Front side circuit printed wafers

MEOL Psi , Xintec, Chipbond

Three Growing Business

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Reclaim

Wafer Materials

Thinning

Power Semi

MEMS

Sensor

• Stable Growth • Cash Cow

• Widespread use • Emerging

• Strong demand • Fast Growing

Market 14% CAGR

Market 9% CAGR

Market 6% CAGR

Semiconductor Thinning Trend

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50

120

725

~ ~ MEMS

Mobile Memory

Diode

Optical MEMS

MOSFET IGBT

CIS

Flash Memory

25

(um)

Reclaim

10

Enhance Product Function

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• Improve electrical performance,

:Lower Rds_on • Low heat dissipation

• Very thin packaging

MOSFET Thinning Technology roadmap

Key Investment Highlights

Key Investments Highlights

1. Clear Beneficiary of Growing SEMI Market

2. IDM Outsourcing Share constantly increasing

3. Strong Partnerships With Industry Leaders on Core Tech. & Services

4. Leading Power semi MEOL Foundry

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Source: World Forecast report (NOV. 2016,SEMI)

0

5

10

15

China Americas Taiwan SE Asia Europe&mideast

Japan Korea

New Facilities & Lines Starting Operation (Front End, all probabilities)

2017

2018

2019

2020

• Reclaims demand keep growing as

SEMI grows

• China fab fever will continue, especially SMIC, YMTC/XMC

• China market Phase I Low volume from Taiwan Phase II High volume operation in China

Clear Beneficiary of Growing Fab

Clear Beneficiary of Growing MEMS /Sensor

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Average 14% CAGR

Source: Yole

PZT PZT

PZT

Optical Optical

• DM still dominate MEMS market while

foundry business is highly selective

• Choose the OEM products base on Psi’s core competence, Thin Wafer Process

• Collaborative rather redundant foundry mode could sustain win-win relationship

Driven by Automotive, Industry 4.0, New Energy

Phoenix Silicon International Corporation Confidential 11

0

5

10

15

20

25

2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Average 8% CAGR IGBT

11% CAGR

IT electronics

Infrastructure

Transportation

New energy

Source: Lux Research Inc.

Total discrete electronics market is set to reach $23billion in 2024 Power discretes and modules

total market in 2016: $15.9bn

2.6%

2.6%

4.1%

4.2%

4.6%

4.7%

4.9%

5.3%

9.2%

18.5%

Semikron

Rohm

Renesas

Fuji

Vishay

Toshiba

Mitsubishi

STMicro

ON Semi

Infineon

Accelerating Trend of Outsourcing

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0.0%

2.0%

4.0%

6.0%

8.0%

10.0%

12.0%

14.0%

IDM System Total Foundry Fabless

2017-2021 CAGR

IDM client should see 12.9% CAGR over 2017-2021, Strongly outpacing total foundry growth of 6.8%

12.9% CAGR

Source: Gartner, Nomura

• Asset-light strategy of global IDMs

• In the next 5years, Infineon frontend outsourcing share will increase from ~22% to ~30%.

• Power semi IC fabless is fast growing

Major Customers: Tier-1 in Each Field

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Thinning

Reclaim

MEMS

Business Model: Direct or Turnkey

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End customer

Foundry

PSI

End customer

Foundry PSI

Turnkey Direct

Because of IP Protection

Leading Power semi MEOL Foundry

• Unique etching material

• Thinning wafer OEM Capacity WW NO.1, Continue Expanding

• Quality and Yield rate meet Tier-1 IDM’s specification

• Thin wafer mass production experience ( > M pieces)

Phoenix Silicon International Corporation Confidential 15

Financial Highlights

Continue Growing

Phoenix Silicon International Corporation Confidential 17

0

500

1,000

1,500

2,000

2015 2016 2017

PBC

Psi(SEMI)

-

100,000

200,000

300,000

400,000

500,000

600,000

2015 2016 2017

EBIT

EBITDA

Thinning Capacity Grows Revenue Grows

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20,000

25,000

30,000

35,000

40,000

45,000

50,000

55,000

60,000

120,000

130,000

140,000

150,000

160,000

170,000

180,000

190,000

Jan-18 Feb-18 Mar-18 Apr-18 May-18

薄化產量 月營收

NTD K Piece, 8inches

Summary

Specialty MEOL Process Service Power Semi & MEMS

Core Competence

• Unique Etching Material • > 50 𝜇m ultra thin MP Experience

• Meet Tier-1 IDM’s Specification

• Competitive Cost Structure

• WW NO.1 Efficient Reclaim Wafer foundry

• WW NO.1 Power device MEOL foundry

• WW No.1 MEMS automation foundry

Phoenix Silicon International Corporation Confidential 19

Business Model Thinning

Business Outlook

20

• Capacity optimization

• Acoustics, Optical, Bio Sensor

• Advanced Reclaim Wafer

• Power Semi for Vehicle Spec

• Pay attention to CN • Cultivation TW

Phoenix Silicon International Corporation Confidential

Thinner Is Better

Thinning Is the King

Q & A