Iran misread what China meant by ‘strategic partner’

For years, many in Tehran believed China’s rise would strengthen Iran’s strategic position. The recent US-Israeli war forced a difficult question: had Iran misunderstood what Beijing meant by a “strategic partnership”?

While international attention focused on missiles, deterrence and the military balance, a quieter debate addressing the above question unfolded inside Iran. China had long been portrayed as Iran’s most important great power partner — a country whose rivalry with the US and growing regional influence seemed to position it as a natural counterweight to Western pressure. The recent war became the first real test of those assumptions.

A crisis of expectations

China gave a textbook foreign policy response. It condemned violations of Iranian sovereignty, called for restraint, urged diplomacy and opposed further escalation. Yet it stopped short of taking measures that could significantly alter the course of the conflict or impose meaningful costs on Washington or Israel. While few Iranian policymakers expected Chinese military intervention, many anticipated stronger political support from a country repeatedly described as a “strategic partner”. The result was not a crisis in Iran-China relations but a crisis of expectations. 

As Fariborz Arghavani, an associate professor at the political science department of the Faculty of Law and Political Science at Shiraz University, argues, “China has demonstrated that it can be a strategic partner to Iran, but not a strategic ally.” That distinction, often blurred in Iranian political discourse before the war, has now moved to the centre of debate. Those expectations did not emerge overnight. Two decades of sanctions transformed China into Iran’s largest trading partner and principal buyer of oil. 

The 25-year Comprehensive Strategic Partnership, signed in 2021, reinforced the perception that bilateral ties had entered a new era. As competition between Washington and Beijing intensified, many in Tehran increasingly assumed that China’s rivalry with the US would translate into stronger backing for countries confronting American pressure, particularly Iran.

The war exposed the limits of that assumption. More importantly, it highlighted the ambiguity built into China’s diplomacy. Beijing describes dozens of countries as “strategic partners” yet the term carries few fixed obligations. As Arghavani notes, “Beijing’s engagement with Iran is project-based and interest-driven rather than alliance-based.” China has benefited from a concept of partnership that signals political closeness without committing it to the mutual obligations traditionally associated with Cold War era alliances. The issue, therefore, was not simply that Iranian expectations proved too high. It was that Tehran and Beijing had attached different meanings to the same relationship.

China’s response to the war was not an exception to its Middle East strategy but an expression of it. Unlike the US, Beijing has sought to become the region’s leading economic partner without becoming its security guarantor. It has expanded trade, investment, and technological cooperation across the Middle East while avoiding commitments that would force it to choose sides in regional conflicts. Iran remains an important partner, but so do Saudi Arabia, the United Arab Emirates, Qatar, Egypt and Israel. 

Iran not the exception to the rule

Beijing’s strategy has consistently emphasised balance rather than alignment. Seen from Tehran, however, this balancing strategy looks less reassuring. Few Iranian analysts expected Chinese troops or a formal military alliance. Their criticism was narrower but politically significant: if Iran is genuinely a strategic partner, why was Beijing’s response largely limited to familiar statements about sovereignty, restraint and dialogue?

The asymmetry in the relationship has also become harder to ignore. As Farshad Adel, secretary-general of the Iran-China Think Tank for Strategic Studies, observes, “Iran depends on China considerably more than China depends on Iran.” That imbalance inevitably shapes Beijing’s calculations and limits how far it is willing to prioritise Iran over its wider regional interests. The war has therefore prompted a broader reassessment inside Iran. Before the conflict, discussions often centred on what China might do for Iran during a future crisis. Today, the more important question is what China is realistically prepared to offer. The answer lies less in security than in economics and diplomacy. 

Iran will judge China by its deeds

China remains an indispensable market for Iranian energy exports, a source of investment and technology, and an important partner in institutions such as BRICS and the Shanghai Cooperation Organisation. None of these foundations changed during the war. The conflict also exposed the limits of Iran’s broader “Look East” strategy. As Adel argues, “China’s objective is not to choose sides but to maximise its national interests through diversified partnerships.” Shared opposition to aspects of US policy does not automatically produce coordinated action during crises. 

Like other major powers, China ultimately pursues its own strategic interests. This does not diminish the importance of the Iran-China relationship. It changes the standard by which it should be judged. Rather than asking whether Beijing will confront Washington on Tehran’s behalf, Iranian policymakers are increasingly likely to assess the relationship through more practical measures: whether China continues purchasing Iranian oil, sustaining economic cooperation, supporting regional connectivity, and coordinating diplomatically where the interests of both countries overlap.

In short, the war did not fundamentally change China’s policy toward Iran; it changed how many people in Tehran understand the relationship. The debate is shifting from whether China “stood by” Iran to a more fundamental question: what does a strategic partnership with China actually mean?

China is unlikely to become the ally some in Tehran once imagined, but it remains one of Iran’s most important international partners. If the war leaves behind more realistic expectations on both sides, it may ultimately strengthen — not weaken — the relationship.

Related: How Trump’s Iran war boosted Beijing | Why bombs don’t break Iran