Highlights

• China's domestic mineral exploration spending reached RMB 7.38 billion (~$1.04B) in 2024, but as a share of GDP it fell from 0.123% in 1981 to 0.006% in 2024, indicating exploration has not kept pace with economic growth.
• Funding shifted from 80% central government in 1999 to 97% local governments and enterprises by 2024; meanwhile, critical minerals (lithium, cobalt, and rare earth metals) rose from under 2% to nearly 12% of exploration targets.
• China’s advantage is less about exploration scale and more about downstream control—refining, separation, and processing infrastructure—making industrial capacity the key battleground in the global critical minerals race.

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In a comprehensive new study, Jiamin Cheng, drawing on official data from China’s Ministry of Natural Resources and historical statistical yearbooks, delivers the most complete longitudinal analysis to date of China’s domestic metal exploration investment from 1950 to 2024. Published in Ore Geology Reviews, the paper reveals a critical paradox: while China’s absolute exploration spending has increased over time—reaching RMB 7.38 billion (approximately USD $1.04 billion) in 2024—its share of the broader economy has fallen sharply to historic lows. At the same time, the funding structure has shifted decisively away from central government dominance toward local governments and enterprises, and exploration targets are increasingly concentrated in critical minerals such as lithium, cobalt, and rare earth/rare/dispersed (RRD) metals. For the lay reader, the takeaway is straightforward: China is spending more than ever on mineral exploration, but far less relative to its economy, even as it sharpens its focus on materials essential to the energy transition, advanced manufacturing, and national security.

How the Study Was Built

Cheng constructs a rare, multi-decade dataset spanning 1950 to 2024 using official Chinese government yearbooks and annual reports, supplemented where necessary by peer-reviewed studies referencing internal data. Unlike many global datasets that rely on estimated exploration budgets, this analysis is based on recorded expenditures, offering a more grounded view of actual investment behavior.

The study evaluates four dimensions simultaneously: how much China spends on exploration, how that spending compares to GDP, who provides the funding, and which metals are being targeted. This integrated approach allows for both a long-term historical perspective and a structural understanding of how China’s exploration strategy has evolved.

Key Findings—A System in Transition

China’s exploration spending has followed a clear upward trajectory over the past seven decades, but not without volatility. A dramatic surge occurred around 2008, followed by a peak in 2012 and a prolonged decline through 2019 before recovering to RMB 7.38 billion (~USD $1.04 billion) in 2024. Yet the more important signal lies beneath the surface: as a share of GDP, exploration investment has dropped from approximately 1.23‰ (0.123%) in 1981 to just 0.06‰ (0.006%) in 2024. In practical terms, exploration has not kept pace with China’s broader economic expansion.

Equally significant is the transformation in who funds exploration. In 1999, roughly 80% of investment came from the central government. By 2024, more than 97% is supplied by a combination of local governments and enterprises or institutions. This reflects a shift to a dual-track system, where market-driven investment leads during growth periods and government support becomes counter-cyclical during downturns. China has not withdrawn from the sector—it has redistributed control.

At the same time, what China is searching for is changing. Traditional targets such as gold, copper, lead–zinc, and iron still dominate in absolute terms, but the fastest growth is occurring in RRD metals. These materials—including rare earth elements and other dispersed critical minerals—have expanded from less than 2% of exploration investment prior to 2016 to nearly 12% in 2024, representing roughly a six-fold increase. This shift aligns directly with rising demand tied to electrification, battery supply chains, and high-performance technologies.

The study also highlights increasing volatility in China’s exploration cycles, with sharper booms and contractions than seen globally. This instability suggests the absence of effective long-term stabilization mechanisms, an issue the author identifies as a key policy gap.

REEx Strategic Interpretation: The Real Lever

The deeper implication of this study is not about how much China spends—but how it wins.

China’s dominance in critical minerals does not arise from overwhelming domestic exploration investment. Instead, it reflects a system-level strategy: targeted domestic exploration, aggressive acquisition of overseas resources, and—most importantly—near-total control of downstream processing and separation.

This distinction matters. Exploration identifies resources, but processing defines power. Separation capacity, refining infrastructure, and magnet manufacturing determine who captures value and who controls supply chains.

For Western policymakers and investors, the message is clear: increasing exploration alone will not close the gap. Competitive advantage depends on building capacity where China is strongest—downstream.

Limitations and Caveats

The study is robust but not without constraints. It relies heavily on official Chinese statistics, which may vary in consistency across decades, particularly in earlier periods where data from 1950 to 1980 are partially aggregated. The analysis captures domestic exploration expenditure only and does not include overseas investments by Chinese firms, which are a significant component of China’s global resource strategy. Uranium is excluded due to classification differences, and private-sector activity may not be fully transparent. Also, the study does not cover the other externalization costs involved with China's offshore—e.g., infrastructure investment to access minerals, etc.

What Comes Next

Cheng’s findings suggest that China will continue to prioritize critical minerals, but not necessarily increase exploration intensity relative to GDP. Instead, the model points toward continued strategic targeting, decentralized funding, and reliance on downstream dominance.

For the rest of the world, the implications are immediate. Governments must design more stable, long-term exploration incentives to reduce volatility, but they must also move decisively beyond exploration. The decisive battleground is industrial. Control over separation, refining, and advanced materials processing remains the defining advantage in the modern critical minerals economy.

Conclusion

China’s exploration sector tells a story not of overwhelming scale, but of deliberate strategic evolution. Spending is rising, priorities are shifting, and funding is decentralizing. Yet declining relative investment and persistent volatility reveal underlying structural constraints. The global takeaway is unmistakable:

The race is not just to find minerals—it is to control what happens after they are found.

REEx Intelligence Note (Investor Lens)

China’s advantage is not upstream abundance—it is downstream control.

While domestic exploration reached ~USD $1.04 billion in 2024, the real leverage sits in refining, separation, and magnetics—where China still dominates globally.

That is the gap—and the opportunity.

Citation

Cheng, J. (2026). Long-term trends and structural changes in China’s domestic metal exploration investment: 1950–2024. Ore Geology Reviews, 191, 107216. https://doi.org/10.1016/j.oregeorev.2026.107216 (opens in a new tab)