Growing Pains: Charting The Rapid Rise Of Chinese IO

Recent events in the Chinese IO space and what this might suggest for the future

Immuno-oncology therapies have revolutionized the treatment of many cancers over the last decade. This period has also witnessed a dramatic growth in China’s domestic pharmaceutical industry, and significant changes in the interaction between this industry and international pharma. This coalescence has led to excitement about the role that Chinese IO could play on the global stage, tempered by regulatory set-backs and revised marketing timelines.   

Production line
• Source: Shutterstock

The past decade has seen an unprecedented rise in Immuno-oncology therapies, driven by the success of immune checkpoint inhibitors (ICIs), such as PD-(L)1 antibody therapies. In 2021, the ICI market alone was valued at $34bn – 20% of the total oncology market – and is expected to increase to $64bn by 2027, according to Cowen Research. China is an important part of this story and has emerged as a rapidly growing but still maturing IO ecosystem.

From humble beginnings, China has grown to become a critical player in the IO space, see Exhibit 1. In the...

Read the full article – start your free trial today!

Join thousands of industry professionals who rely on In Vivo for daily insights

  • Start your 7-day free trial
  • Explore trusted news, analysis, and insights
  • Access comprehensive global coverage
  • Enjoy instant access – no credit card required

More from Global Vision

By The Numbers: Phase III Trials In China Skyrocket While Phase I Falls To Earth

 
• By 

China has rapidly expanded its clinical trial footprint since 2015, driven by regulatory reforms and increased investment in pharma R&D. By 2023, it matched the US in trial volume. Oncology leads, but biologics are leading in momentum.

Navigating the GLP-1 Opportunity In China: Strategic Imperatives For Western Pharma

 
• By 

The Chinese appetite for GLP-1s is noticeable. While the market opportunity for western pharma is huge, so are the strategic market access challenges, though not unsurmountable, L.E.K. Consulting told In Vivo.

Can Italy Shake Off Its Reputation And Become A Premier Hub For Biotech?

 
• By 

Leading industry experts have spoken to In Vivo about how investment, a change in mindset and a fresh approach to policy may allow Italy to kick-start its biotech ecosystem.

Global Pharma Interest In Korea Undeterred Despite Political Roller Coaster

 
• By 

Despite recent political turmoil, outside investor and corporate interest in South Korean biopharma innovation appears robust or even increasing.

More from In Vivo

‘A Small Medtech Industry Ecosystem With An Outsized Global Influence’

 
• By 

Entrepreneurialism is in the blood of Israel’s medtech innovators, but in a changing medtech world, the local ecosystem must address funding gaps and manufacturing and infrastructure needs. So says Ruti Alon, experienced Israeli medtech leader, investor and co-chair of the Biomed Israel conference.

Dealmaking Quarterly Statistics, Q2 2025

 
• By 

During Q2, biopharma merger and acquisition deal value reached $24.6bn and drew in $60.7bn in potential deal value from alliances. Device company M&A values reached $223m, while in vitro diagnostics and research tools players’ M&A activity totaled $802m.

PBMs Tighten The Reins: Value Becomes The New Access Gatekeeper

 
• By 

Facing rising costs and tighter regulations, PBMs and insurers are accelerating the shift to value-based drug coverage, demanding stronger proof of therapeutic and economic benefit from pharma.