Wuxi Apptec Co., Ltd. Class ASSE: 603259

2025 WuXi AppTec Investor Day - Research Enabling Platforms

· Issued by Wuxi Apptec Co., Ltd. Class A

2025 WuXi AppTec Investor Day

Research Enabling Platforms Enhance CRDMO Business Model

Steve Yang, Ph.D.

1

Co-CEO



Global R&D Pipelines Keep Growing Steadily over Past Years

Small Molecule Remains the Leading Modality, with Increasing Contributions from New Modalities

Global R&D Pipeline by Modality, 2015-2024

64.8%

65.4%

62.2%

62.1%

60.3%

59.6%

57.1%

54.9%

54.9%

54.3%



# of pipelines

12,300

13,718

14,872 15,267 16,181

17,737 18,582 20,109

21,292 22,825

7,970

8,972

9,757

9,481

9,250

11,040

10,610

10,571

12,399

11,680

4,330

4,746

5,786

5,622

6,424

7,166

7,972

9,069

9,612

10,426

2015

2016

2017

2018

2019

2020

2021

2022

2023

2024

Small Molecule & New Modalities (Synthetic)
Biologics
% of Small Molecule & New Modalities (Synthetic)



3 Source: Frost & Sullivan, September 2025; internal analysis.

Steady Growth in Global Pharmaceutical R&D Spending Across the Industry

Global Pharmaceutical R&D Spending to Grow at ~6% CAGR (2024-2029E); Large and Mid-size Pharmas Contributing ~80% Today; Small Biopharmas' Share to Rise from ~20% to ~30% by 2034E with ~9% CAGR

Period

Large Pharmas

Mid-size Pharmas

Small Pharmas/ Biotechs/Virtual Pharmas

Total

2015-2024

6.1%

6.4%

8.9%

6.7%

2024-2029E

3.8%

6.6%

10.3%

6.1%

2029E-2034E

3.5%

3.5%

9.2%

5.0%

Global R&D Spending by Pharma Company Size, 2015-2034E

456.3

434.4

413.1

392.9

373.1

141.3

USD billion

353.3

122.4

133.3

334.0

111.6

314.2

101.1

82.0

90.9

154.9

26.0

48.1

156.9

22.7

50.1

165.1

26.3

52.3

174.0

30.8

54.3

182.4

34.6

204.8

37.7

224.1

42.1

241.5

46.5

260.6

50.9

277.6

55.8

295.4

61.2

67.3

74.2

137.2

123.5

127.7

132.2

110.4

115.8

119.7

78.7

84.1

90.1

96.8

104.1

67.6

72.9

56.4

61.7

190.8 197.6

144.1

150.1

155.7

160.9

166.4

172.1

178.0 184.3

80.9

84.0

86.5

88.9

91.4

105.4

114.4

122.1

131.0

137.7

476.1

2015

2016 2017 2018 2019 2020 2021 2022 2023 2024 2025E 2026E 2027E 2028E 2029E 2030E 2031E 2032E 2033E 2034E

Large Pharma
Mid-size Pharma
Small Pharma/ Biotechs/ Virtual Pharma



4 Source: Frost & Sullivan, September 2025.

Large Pharmas, with sales >$1Bn; Mid-size Pharmas, with sales between $100M and $1Bn; Small Pharmas/Biotechs/Virtual Pharmas, with sales <$100M.

Diversified Funding Sources in Ecosystem to Ensure Continued R&D Investment

Despite Some Challenges in Capital Market, H1 2025 has been Strong in Dealmakings (Licens ing and M&A)

for Biopharmas to Accelerate Pipeline Replenishment

USD billion

Global Biotech Funding (IPO + FO + PIPE + VC)

Global License Deals (Upfront & Total Values)

179.7 182.1

177.9

182.9

189.8

120.0

119.9

19.8

15.6

14.6

10.7

12.8

13.3

10.8

H1

2019 2020 2021 2022 2023 2024 H1 2025



USD billion

USD billion

Global M&A Deals (Total Values)

203.7

87.8

76.0

145.4

127.6

78.4

70.5

50.3

42.5

H1

72.0

50.1 47.7 50.4

24.2

H1

2019 2020 2021 2022 2023 2024 H1 2025 2019 2020 2021 2022 2023 2024 H1 2025

Upfront
Total Value



5 Source: Jefferies; JPM; internal analysis.

For this analysis, deals of pure-play drug developers are included; medtech, distribution-only and digital health are excluded.

Diversified Modality Demands in Early Stage R&D Investment

Established Modalities (Small Molecule & Biologics) Continue to Lead, while New Modalities Gain Traction

VC Funding by Modality, 2022 - H1 2025

USD billion

Others, 5.8

Peptide, 8.5

Oligo, 8.8

CGT, 20.4

Antibody / Protein, 30.0

Small Molecule, 43.7

Small Molecule
Antibody / Protein
CGT
Oligo
Peptide
Others



6 Source: internal analysis.

This analysis includes deals of global drug development companies aimed at expanding pipelines and technological capabilities, including drug licensing, co-development and M&A.

Innovators Across Regions Ensure the Continuous Emergence of Innovation

In Addition to US, Europe & China are Important Innovation Hubs, Each with ~50% as Many Companies as US

Number of Pharmaceutical Companies by Development Phase

# of companies

1,979

1,247

1,027

732

718

687

763

827

477

561

522

559

566

553

401

337

329

384

220

256

245

67

42

135

98

175

119

27

USA Europe China APAC ex-China

Discovery
Preclinical
Phase 1
Phase 2
Phase 3
Pre-registration
Registered/Launched



7 Source: Cortellis, July 03 2025; internal analysis.

This analysis includes companies with drug(s) from discovery to launched phase, and development phase is based on the highest R&D stage among all pipelines within the company.

Scientific Innovations Continue to Generate ~1,000 New Companies Annually

Large and Mid-size Pharmas Account for ~20%, while Small Biopharmas Gradually Expand to 80%+

Number of Global Pharmaceutical Companies, 2015-2034E

82.4%

82.8%

81.6%

82.0%

80.8%

81.2%

79.5%

80.0%

80.4%

77.6%

78.4%

26,001

26,866

76.8%

77.2%

25,074

76.0%

76.3%

23,070

24,094

275

285

22,012

266

73.8%

74.2%

16,231

17,342

209

18,119

215

18,974

19,900

227

20,911

234

241

249

257

3,965

4,028

4,081

221

3,714

3,807

3,891

# of companies

14,143

200

15,145

203

3,610

204

3,511

9,807

8,146

8,793

162

1,971

170

2,099

10,894

188

2,395

11,968

185

13,054

194

3,419

3,131

3,251

3,328

2,961

3,074

181

2,172

2,591

2,785

19,946

20,843

21,698

22,501

17,067

18,057

19,014

13,882

14,576

15,334

16,162

10,075

10,982

11,868

12,896

6,013

6,524

7,454

8,311

9,192



83.1% 83.4% 83.8%

2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025E 2026E 2027E 2028E 2029E 2030E 2031E 2032E 2033E 2034E

Small Pharma/Biotechs/Virtual Pharma
Mid-sized Pharmaceutical Companies
Large Pharmacuetical Companies
% of Smaller Pharma/Biotechs/Virtual Pharma



8 Source: Frost & Sullivan, September 2025.

Large Pharmas, with sales >$1Bn; Mid-size Pharmas, with sales between $100M and $1Bn; Small Pharmas/Biotechs/Virtual Pharmas, with sales <$100M.

Global Outsourcing Market Continues to Expand with Increased Innovation Contributions from Small Companies and Diversified Demands

Global CRO Outsourcing Penetration Exceeding 50% in 2024 and Expected to Reach 65%+ in 2034E

Global CRO Outsourcing Rate, 2015-2034E

36.5%

34.8%

36.3%

37.7% 38.7%

40.7%

43.7%

47.1%

49.2%

51.9%

54.0%

55.6%

57.2%

58.7% 60.0%

61.8%

63.0% 63.9%

64.9%

65.6%

34.4%

35.1%

36.1%

37.0%

38.2%

40.0%

41.3%

42.8%

44.4%

46.0%

48.1%

50.8%

52.9%

56.3%

59.3%

61.3%

62.3%

63.5%

63.7%

65.2%

2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025E 2026E 2027E 2028E 2029E 2030E 2031E 2032E 2033E 2034E

Outsourcing
In-house



9 Source: Frost & Sullivan, September 2025.

Global Outsourcing Market Grows Faster than Overall R&D Spending

Global Outsourcing Market Growing at 11.9% CAGR 2024-2029E, with Momentum Expected to Continue for Many Years to Come

Period

Discovery

Preclinical

Clinical

Small molecule CDMO

Including: Peptide CDMO

Including: Oligo CDMO

Total

2015-2024

9.7%

7.4%

8.2%

9.2%

16.2%

67.7%

23.5%

2024-2029E

9.5%

10.6%

8.0%

16.6%

25.6%

31.3%

11.9%

2029E-2034E

10.4%

9.1%

8.6%

17.6%

18.3%

22.7%

13.4%

Global Pharmaceutical R&D Outsourcing Market, 2015-2034E

USD billion 129.1 133.6

136.5 144.4 159.0

180.9

208.7

239.5

273.8

311.5

353.2

398.8

448.4

20.5 27.0 35.2 44.1

92.0 98.0 113.0

Total Discovery CRO

Preclinical CRO Clinical CRO

Small molecule CMO/CDMO

  • including: Peptide CDMO

  • including: Oligo CDMO

2015

20.5

5.4

6.7

29.0

23.5

1.0

0.0

2016

27.0

5.9

7.1

32.4

25.9

1.2

0.1

2017

35.2

6.7

7.7

34.6

28.2

1.3

0.3

2018

44.1

7.6

8.4

37.9

31.3

1.5

0.5

2019

92.0

8.5

9.1

40.6

33.8

1.7

1.0

2020

98.0

9.2

9.5

41.8

37.5

2.0

1.3

2021

113.0

10.2

10.6

50.2

42.0

2.2

1.6

2022

129.1

11.2

11.7

54.7

51.5

2.5

2.0

2023

133.6

11.7

12.2

57.7

51.9

3.0

2.3

2024

136.5

12.5

12.7

59.2

52.1

4.0

2.6

2025E

144.4

13.5

13.6

62.3

55.0

5.1

3.2

2026E

159.0

14.6

15.0

67.4

61.9

6.4

4.0

2027E

180.9

16.0

16.8

73.2

74.9

8.1

5.5

2028E

208.7

17.7

18.9

79.8

92.3

10.1

7.8

2029E

239.5

19.6

21.0

86.9

112.0

12.4

10.3

2030E

273.8

21.8

23.2

94.6

134.2

14.8

13.1

2031E

311.5

24.1

25.4

102.9

159.2

17.6

16.3

2032E

353.2

26.6

27.7

111.7

187.2

20.9

20.0

2033E

398.8

29.3

30.0

121.2

218.3

24.5

24.1

2034E

448.4

32.2

32.4

131.4

252.4

28.6

28.6



10 Source: Frost & Sullivan, September 2025.

WuXi Chemistry, Biology, and Tes ting Collaborate at Research Stage to Enhance CRDMO Business Model

Generate the Flow

by enabling discovery and research

Discovery Preclinical

Unders tand the Trends

by following science and customers

Achieve Synergy

through accelerating PCC and IND delivery

WuXi Biology

WuXi Chemistry

WuXi Testing

11 Note: PCC, Preclinical Candidate; IND, Investigational New Drug.



Attract New Cus tomers to WuXi AppTec CRDMO Platform

~70% of WuXi AppTec new customers

are supported by Discovery + Preclinical in 2024

of Discovery + Preclinical 2024 new biotech customers* have public fund raising events after 2019

~35%

12

12 Notes: 1. Including Discovery and Preclinical customers. * Customers with fund raising data are from outside of China.

2. Discovery represents WuXi Biology and RCS (Research Chemistry Services); Preclinical represents WuXi Testing excluding clinical & Medical Device.



Enhance Cus tomer Engagement through Integrated Services

# of Customers use both Discovery & Preclinical platforms



800+

900+

1000+



2022 2023 2024

74.4%

72.4%

73.2%

Revenue% of customers

use both Discovery &

Preclinical platforms

2022

2023

2024





13 Note: Discovery represents WuXi Biology and RCS (Research Chemistry Services); Preclinical represents WuXi Testing excluding clinical & Medical Device.

Small Molecule Market Expansion



~42%

of active customers in market* collaborate with us since 2021

Research Chemistry Services (RCS) synthesized over 440,000+ compounds from 2024H2 to 2025H1

The application of Flow Chemistry and

Photochemistry Technologies benefits over 91% of our long-term partners

Strengthen Long Tail Strategy, Research's long-tail customers contribute over 70%* of business volume



14 Notes: 1. Internal analysis. 2. Including Discovery and Preclinical customers.

3. Discovery represents WuXi Biology and RCS (Research Chemistry Services); Preclinical represents WuXi Testing excluding clinical & Medical Device.

From Undruggable Targets to Druggable



Previously Undruggable Targets (e.g. RAS)



Multi-Specific Drugs

New Modalities



PROTAC



Covalent inhibitor

Molecular glue

Allosteric inhibitor

10+



drugs approved

100+

programs in clinical development



Peptide Macrocycle



15 Source: 1. The Biology of Cancer, 2nd edition. 2. Nature, Apr 2020, 580(7803):329-338. Note: PROTAC refers to the abbreviation of Proteolysis Targeting Chimera.

Increasing Molecular Complexity

Molecular weight Synthetic steps Synthetic complexity Purification difficulty



Average molecular weight

2021

2025

Proportion of compounds with molecular weight >600 Da

2021 2025

Average synthesis steps

for long-route molecules*

2021

2025





16 Source: internal analysis.

* Long-route molecules: >5 synthetic steps.

Sophisticated Analytical Platform for Complex Synthetic Molecules

Techniques & Capabilities

Dedicated technical solution for new modalities

Specific solutions for different molecules,

covering 10+ categories, such as PROTACs, covalent inhibitors

Sophisticated tools & method development platforms

Customized analysis & purification services

in 2-4 weeks for new molecules



Instruments & Workflows

  • 1900+ cutting-edge instruments and equipment

  • Comprehensive coverage of 60+ analysis items

  • Automated streamline workflows (1h cycle time for regular testing)

Accurate, multi-dimensional, rapid solution for complex issues

Q-TOF

GC-MSMS

LC-MSMS

ICP-MS



17 Note: PROTACs refers to the abbreviation of Proteolysis Targeting Chimeras.

Advancing Drug Discovery & Development of "Undruggable Targets"

Supporting Mirati Therapeutics on the 'undruggable' KRAS Target

Financing in the discovery & development of therapies for undruggable targets from 2022 to 2024

"WuXi AppTec has been one of our longest standing partners with whom we work closely across the chemistry, DMPK, toxicology, cancer biology and structural biology teams. Close personal relationships have formed over the years and our partnership is stronger than ever."

Total investment amount

6.58B USD

Matt Marx, Ph.D. Senior Vice Pres ident Drug Dis covery Mirati Therapeutics

2023.10



18 Source: WuXi AppTec Blog (https://mp.weixin.qq.com/s/rFvEHzVRqh_LXFQaqdjovA); internal analysis.

Total investment transactions

127



Value and Contribution of WuXi AppTec Research Chemistry Service (RCS)



Accelerating PCC Finding Contributing to Customer Success

13.7

months

104*

PCCs

Average time to identify a PCC after collaborating with RCS

Produced within RCS

during 2024

* Based on feedback from clients

60% 90%

of small molecules deals (>$100M) come from RCS partners in past 3 years

of RCS clients who raised funds in 2024 were already partners before fundraising



19 Note: statistical data for 2022-2024.

Continue to Strengthen the Conversion from R to D

1,000+

Active clients



"R"

"D"

308

Clients with "D" opportunity

185

New clients from R to D

  • Understand potential requirements and provide specific solutions



  • Work closely between R and D teams

  • Ensure consistent high-quality transition from R to D stages

336

New molecules

The close collaboration between R and D teams delivers the power of CRDMO model





20 Note: data from H2 2024 to H1 2025.

Customer Growth and Retention in Research Chemistry

≥5 years

980+ clients

≥10 years

280+ clients

≥20 years

10+ clients





21



The Expansion of Biology in vitro Hit Generation & Hit Finding Platform



2010

2025

POD 810 Plate Assembler

Versatile, multi-threaded, multi-project parallel high-throughput screening

Shanghai

Key Instrument #

20+



22 Note: POD 810 Plate Assembler, for compound dilutions and assay-ready plate preparation.

Operational Sites

Shanghai, San Diego, Munich



400+

Indus try Leading Platform for Hit Finding

WuXi Biology High-throughput

Hit Finding Technologies



Track Record of Early

Discovery Capabilities

  • 15+ years of experience

  • 1800+ clients

  • 1000+ targets screened

  • 1500+ proteins produced

Integrated solution for successful hit finding with all target classes



23 Notes: HTS, High-Throughput Screening. HCS, High Content Screening. SELEX, Systematic Evolution of Ligands by Exponential Enrichment.

NMR, Nuclear Magnetic Resonance. SPR, Surface Plasmon Resonance. ASMS, Affinity Selection Mass Spectrometry. OBOC, One Bead One Compound.

Capability Building Flywheel for Oncology

~33%

of active customers in market* collaborate with us since 2021

  • Capability

  • Technology

  • Know-how

  • Efficiency

  • Speed

  • Quality

Project Delivery

  • System

  • Standard

  • Process

2017-2024 CAGR 38%

End-to-end services and solutions to enable cancer

drug discovery

  • 1,200+ cell lines and 4,000+

    disease models

  • 19,000+ cancer pharmacology projects since 2017

  • Successful IND submissions to

U.S., China and Australia

Integrated, on-line,

tumor model database





24 Notes: 1. Internal analysis. 2. Including Discovery and Preclinical customers.

  1. Discovery represents WuXi Biology and RCS (Research Chemistry Services); Preclinical represents WuXi Testing excluding clinical & Medical Device.

Infectious Disease Market Expansion



21

drugs on market

>40

types of infectious agents

in vitro screening

and profiling

in vivo efficacy

clinical assay

Biology Infectious Disease Platform



~27%

of active customers in market* collaborate with us since 2021



25 Notes: 1. Internal analysis. 2. Including Discovery and Preclinical customers.

  1. Discovery represents WuXi Biology and RCS (Research Chemistry Services); Preclinical represents WuXi Testing excluding clinical & Medical Device.

Biology Non-cancer in vivo Pharmacology Delivered Over 40% YoY Growth



+42%

+115% +7% +31% +98%

Metabolic Disease

Immunology & Inflammation

Non-cancer in vivo Pharmacology Revenue 25 H1 vs 24 H1

Infectious Disease

Neuroscience



26 Note: WuXi Biology data only.

In vivo Pharmacology Integration Across Therapeutic Areas



Infectious Disease ~27%

Project

Delivery

  • System

  • Standard

  • Process

Immunology & Inflammation

~35%

  • Technology

  • Capability

  • Know-how

Metabolic Disease

~33%

  • Efficiency

  • Speed

  • Quality

Neuroscience

~35%



27 Notes: 1. Internal analysis; data represent % of active customers in market collaborate with us since 2021. 2. Including Discovery and Preclinical customers.

3. Discovery represents WuXi Biology and RCS (Research Chemistry Services); Preclinical represents WuXi Testing excluding clinical & Medical Device.

Early Capability Building in Emerging Technologies

Bispecific antibody ADC

Target Protein Degradation

Stem cell Oncolytic viruses

OBOC Single-cell

DAC

Cancer vaccine

Fusion protein

Oligo

Tumor Infiltrating Lymphocyte



2015

2019

2021

2023

2014

2016



Peptide Early Discovery

2020

2022

2024

CAR-T / CGT

AAV / CGT

Covalent inhibitor



28 Note: DAC, Degrader-antibody conjugates, OBOC, One Bead One Compound.

New Modality Market Expansion

~29%

of active customers in market*

collaborate with us since 2021

  • Targeted Protein Degradation

  • Oligo / Antisense

  • ADC / PDC / AOC

  • Cancer Vaccine / Oncolytic virus / Stem Cell / Exosomes

  • Vector Platform/ Novel Drug Delivery Vehicle





29 Notes: 1. Internal analysis. 2. Including Discovery and Preclinical customers.

  1. Discovery represents WuXi Biology and RCS (Research Chemistry Services); Preclinical represents WuXi Testing excluding clinical & Medical Device.

Nucleic Acid Therapeutics Market Expansion

Biology Revenue

+26% YOY (2024 vs 2023)

Capability and capacity

Quality and turnround time

Experience

Solution provider

Nucleic Acid Therapeutics





~26%

of active customers in market* collaborate with us since 2021



30 Notes: 1. Internal analysis. 2. Including Discovery and Preclinical customers.

  1. Discovery represents WuXi Biology and RCS (Research Chemistry Services); Preclinical represents WuXi Testing excluding clinical & Medical Device.

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