China’s “String of Pearls” is not a necklace of declared military bases encircling India. That would be too simple. It is something more subtle — and therefore more difficult to manage.
It is a network of ports, infrastructure projects, logistics possibilities, debt relationships, political influence, research-vessel activity, naval deployments and dual-use facilities spread across the Indian Ocean. Some of these facilities are commercial. Some are strategic. Some are merely potential access points today but could become useful in a future crisis.
That is exactly why India watches them closely.
For New Delhi, the danger is not that China will suddenly surround India with a visible chain of naval bases tomorrow. The danger is that Beijing is slowly building options. In geopolitics, options matter. A port today can become a logistics stop tomorrow. A research vessel today can generate seabed data useful for submarines tomorrow. A commercial corridor today can become strategic dependence tomorrow. A debt relationship today can become diplomatic pressure tomorrow.
This is the real meaning of the String of Pearls.
It is not a single Chinese master plan written openly on paper. It is a strategic pattern emerging from China’s economic power, naval modernisation and need to secure its sea lines of communication from the Persian Gulf to the South China Sea.
India cannot afford panic. But it cannot afford complacency either.
What the “String of Pearls” Really Means
The phrase “String of Pearls” refers to the idea that China is developing a network of commercial and strategic facilities across the Indian Ocean to protect its interests and expand influence. The classic nodes usually discussed include Gwadar in Pakistan, Hambantota in Sri Lanka, Kyaukpyu in Myanmar and Djibouti in the Horn of Africa.
The term is sometimes exaggerated. Not every Chinese-funded port is a Chinese naval base. Not every infrastructure project is part of a military encirclement strategy. Smaller countries also have agency; they accept Chinese finance because they need roads, ports, power plants, jobs and investment.
But the concern cannot be dismissed.
China’s economic, diplomatic and naval presence has expanded significantly across the Indian Ocean. CSIS has argued that China needs reliable access to facilities at key points around the region if it wants to sustain military forces in the Indian Ocean. That is the strategic core of the issue: China does not need every port to become a base. It needs enough access, enough data, enough political influence and enough logistics flexibility to operate farther from home.
For India, that changes the security environment. India has long been the major resident power in the Indian Ocean. China is not a resident Indian Ocean power, but it is becoming a regular Indian Ocean actor.
That is the shift keeping India’s Navy alert.
China’s Need: Protecting Sea Lines of Communication
China’s Indian Ocean presence begins with vulnerability.
China is a manufacturing giant, energy importer and trading power. Its economy depends heavily on sea routes connecting West Asia, Africa, Europe and East Asia. Oil and gas from the Gulf pass through the Indian Ocean. Raw materials from Africa move across maritime routes. Chinese exports travel through the same sea lanes.
This creates the famous “Malacca dilemma”: China’s dependence on narrow maritime chokepoints that could be monitored, disrupted or blocked in a crisis.
From Beijing’s perspective, building influence in the Indian Ocean is not only expansionism. It is also insurance. China wants to reduce vulnerability by developing ports, logistics networks, overseas access, maritime surveillance and a blue-water navy.
For India, however, China’s insurance looks like strategic pressure.
The same port that protects Chinese trade can threaten Indian security. The same naval deployment that secures Chinese sea lanes can monitor Indian naval movements. The same research vessel that collects oceanographic data for science can also support submarine operations.
This is the basic security dilemma in the Indian Ocean: one power’s protection becomes another power’s threat.
Gwadar: The Western Pearl Near India’s Strategic Perimeter
Gwadar is one of the most sensitive points in India’s maritime imagination.
Located in Pakistan’s Balochistan province, near the Arabian Sea and not far from the Strait of Hormuz, Gwadar gives China a strategic foothold in India’s western maritime neighbourhood. It is closely linked to the China-Pakistan Economic Corridor, one of the flagship components of Beijing’s Belt and Road Initiative.
For Pakistan, Gwadar represents economic opportunity and strategic depth. For China, it offers access toward the Arabian Sea and proximity to energy routes. For India, it raises difficult questions: could Gwadar eventually support Chinese naval logistics? Could it strengthen China-Pakistan coordination in the Arabian Sea? Could it complicate India’s western naval planning?
The answer is not that Gwadar is already a full Chinese naval base. The answer is that Gwadar creates possibilities.
That is enough to matter.
In wartime or crisis, access points matter. Even limited facilities can support refuelling, repair, intelligence, surveillance, replenishment or presence operations. If China and Pakistan coordinate more deeply, India’s Navy must plan for a two-front maritime problem: Pakistan in the Arabian Sea and China operating through or near Pakistani-linked infrastructure.
This is why Gwadar remains one of the most watched nodes in the String of Pearls debate.
Hambantota: The Port That Became a Warning
Hambantota is the most famous example of how commercial infrastructure can become strategically controversial.
Sri Lanka leased Hambantota port to a Chinese company for 99 years in 2017. CSIS described the deal as giving China a controlling equity stake and long lease after Sri Lanka struggled with the port’s financial performance. However, the Hambantota story also needs nuance: The Diplomat has argued that the lease did not directly cancel the original Chinese construction debt and that the proceeds were used to strengthen Sri Lanka’s foreign reserves, not simply to repay China.
That nuance matters. Hambantota should not be reduced to a cartoonish “debt-trap” story. Sri Lanka made its own political and economic choices. Domestic mismanagement, weak project economics and broader financial pressures all mattered.
But nuance does not remove the strategic concern.
Hambantota sits near major east-west shipping lanes in the Indian Ocean. Even if it is commercially operated, its ownership and long-term lease structure create anxiety in India. The concern is not only what the port is today. The concern is what it could become under pressure, crisis or future political change.
India’s worry deepened when Chinese research and tracking vessels visited Sri Lanka in recent years. AP reported that Sri Lanka announced a one-year moratorium on foreign research ships entering its waters after Indian concerns over Chinese vessels such as Shi Yan 6 and Yuan Wang 5 docking in Sri Lanka.
For India, Hambantota is therefore not merely a port. It is a strategic lesson: infrastructure, debt, domestic politics and great-power competition can combine in ways that affect maritime security.
Djibouti: China’s First Overseas Military Base
Djibouti is different from Gwadar and Hambantota because it is not only a port or commercial facility. It hosts China’s first overseas military base.
Located near the Bab al-Mandeb and the entrance to the Red Sea, Djibouti is one of the most strategically important locations in the western Indian Ocean. It sits near routes connecting the Indian Ocean to the Suez Canal and Mediterranean. It is also close to the Gulf of Aden, where anti-piracy operations have long required naval presence.
IDSA noted years ago that China’s naval presence in Djibouti added a third maritime dimension to India-China security planning, beyond the land-air border problem. That assessment remains relevant because Djibouti gives the PLA Navy a permanent support point far from Chinese shores.
This is important for several reasons.
First, it normalises Chinese military presence in the Indian Ocean. Second, it gives China operational experience in far-seas logistics. Third, it supports anti-piracy and evacuation missions, but it also creates a platform for intelligence, surveillance and power projection. Fourth, it signals that China is willing to move from commercial influence to military access when its interests require it.
For India, Djibouti is a reminder that China’s Indian Ocean strategy is no longer theoretical.
It has already crossed the military threshold.
Kyaukpyu and Myanmar: The Bay of Bengal Concern
Myanmar’s Kyaukpyu port is another important point in India’s maritime calculations.
Kyaukpyu matters because it lies on the Bay of Bengal, close to India’s eastern maritime space and connected to China’s broader effort to gain access to the Indian Ocean while reducing dependence on the Malacca Strait. Infrastructure corridors through Myanmar can connect China’s Yunnan province to the Bay of Bengal.
For Beijing, this is strategic diversification. For India, it creates concern near the eastern flank.
The Bay of Bengal is not just water. It connects India’s eastern coast, Bangladesh, Myanmar, Thailand, Southeast Asia and the approaches to Malacca. It is also close to India’s Andaman and Nicobar Islands, one of India’s most valuable maritime assets.
Chinese influence in Myanmar therefore has both continental and maritime implications. Instability in Myanmar affects India’s Northeast. Chinese-backed infrastructure affects India’s eastern maritime security. The Bay of Bengal becomes a zone where land, sea, insurgency, trade and great-power competition intersect.
This is why India cannot look only west toward Gwadar or south toward Hambantota. The eastern Indian Ocean is equally important.
Research Vessels: Science, Surveillance and Suspicion
One of the most sensitive aspects of China’s Indian Ocean activity is the use of research vessels.
Oceanographic research can be legitimate. States have genuine scientific reasons to study seabed topography, currents, temperature, salinity and marine conditions. But the same data can also help naval operations, especially submarine warfare.
Reuters reported in March 2026 that China has been mapping the ocean floor across the Pacific, Indian and Arctic Oceans, with experts linking such activity to submarine warfare capability and undersea awareness.
This is why India views some Chinese research activity with suspicion. In undersea warfare, knowledge of the ocean is power. Submarines depend on oceanographic conditions for concealment, navigation and sonar performance. Seabed mapping can support both civilian science and military planning.
The future Indian Ocean contest may therefore be fought below the surface — through seabed mapping, underwater sensors, submarines, unmanned underwater vehicles and cable security.
India’s Navy must prepare not only for ships it can see, but for underwater networks it may not see.
The PLA Navy Is Becoming a Blue-Water Force
China’s Indian Ocean presence is more serious because it is backed by rapid naval modernisation.
The PLA Navy has grown into the world’s largest navy by number of battle-force ships. A 2025 Congressional Research Service report published by USNI noted that China’s overall battle force was expected to grow to 395 ships by 2025 and 435 by 2030.
Numbers alone do not determine naval power. The United States still has advantages in global basing, carrier operations, nuclear submarines, alliance networks and combat experience. But China’s shipbuilding scale is strategically significant. A larger navy gives Beijing more capacity for patrols, exercises, escort missions, presence operations and crisis deployments.
China’s third aircraft carrier, Fujian, also reflects this ambition. AP reported that Fujian is China’s first fully domestically designed carrier and its first to use an electromagnetic catapult launch system, improving its ability to launch heavier aircraft and project power farther from shore.
For India, this matters because a navy built for near-seas defence can be managed differently from a navy built for far-seas presence. China is moving toward the latter.
The String of Pearls becomes more serious when the country behind it has the naval capacity to use the pearls.
India’s Navy Watches the Pattern, Not Just the Ports
India’s strategic concern is not based on one port or one ship visit. It is based on the pattern.
The pattern includes Chinese port investments, debt relationships, BRI corridors, military base development, research vessels, naval deployments, submarine activity, political engagement with island states, infrastructure in India’s neighbourhood and China-Pakistan coordination.
A single element can be explained away. The total pattern cannot be ignored.
India must therefore assess Chinese activity through a layered lens:
Commercial presence may create influence.Influence may create access.Access may create logistics.Logistics may create presence.Presence may create pressure.
This is the sequence India worries about.
The Indian Navy does not need to assume the worst in every case. But it must prepare for the possibility that commercial and strategic lines can blur during crisis.
That is the essence of dual-use infrastructure.
India’s Response: From Anxiety to Maritime Capacity
India’s answer to the String of Pearls cannot be complaint. It must be capacity.
China has used infrastructure, finance and naval growth to expand its position. India must use geography, partnerships, naval professionalism, island diplomacy, development credibility and maritime domain awareness to protect its interests.
India has already moved in this direction.
The Indian Navy’s Operation Sankalp showed India’s ability to act as a first responder in the Indian Ocean. The Ministry of Defence stated that during 100 days of operations from December 2023 to March 2024, the Navy responded to 18 incidents and played the role of “First Responder” and “Preferred Security Partner” in the Indian Ocean Region.
This is exactly the kind of role India must strengthen.
The best way to counter China’s String of Pearls is not to build an Indian version of encirclement. It is to become the most reliable maritime security provider in the region.
Smaller states should feel that India brings safety, not pressure.
Maritime Domain Awareness Is India’s Strongest Tool
In the Indian Ocean, information is power.
India cannot monitor every vessel manually. It needs satellites, coastal radars, drones, aircraft, automatic identification systems, underwater sensors, partner data and fusion centres. This is where maritime domain awareness becomes crucial.
India’s Information Fusion Centre – Indian Ocean Region describes its purpose as enhancing maritime safety and security in the Indian Ocean Region by improving maritime domain awareness and coordinating activities. PIB has also described IFC-IOR as an Indian Navy-hosted centre established in Gurugram in 2018 to enhance collaborative maritime safety and security in line with India’s SAGAR vision.
This matters because India cannot counter China only by matching ships. It must also improve visibility.
If India can track suspicious vessels, share information with partners, monitor chokepoints, identify grey-zone activity and support smaller states, it gains influence without coercion.
Maritime domain awareness is a quiet form of strategic leadership.
The Andaman and Nicobar Advantage
India’s Andaman and Nicobar Islands are central to any response to China’s maritime rise.
The islands sit near the western approaches to the Malacca Strait. This gives India a natural strategic position near one of China’s most important maritime routes. If China worries about Malacca, India’s geography gives New Delhi leverage.
But geography must be supported by infrastructure.
India needs stronger runways, ports, surveillance systems, logistics, joint command structures and environmental planning in the islands. The Andaman and Nicobar Command should become a more powerful instrument of Indian maritime strategy.
The islands should not be seen only as defensive territory. They are India’s eastern maritime gateway.
If developed carefully, they can help India monitor traffic, support naval deployments, cooperate with partners and strengthen deterrence in the eastern Indian Ocean.
Island Diplomacy: Maldives, Mauritius, Seychelles and Sri Lanka
China’s String of Pearls cannot be countered only by warships. It must also be countered by diplomacy.
Island states matter because of location. Maldives sits close to major sea lanes. Sri Lanka sits near India’s southern maritime approaches. Mauritius and Seychelles matter in the western and southwestern Indian Ocean. These states are small in territory but large in strategic relevance.
India must treat them as partners, not satellites.
This is where New Delhi sometimes faces a challenge. Smaller neighbours may appreciate India’s support, but they also fear Indian dominance. China exploits this fear by offering infrastructure, finance and political alternatives.
India’s advantage is proximity, cultural connection, crisis response and long-term familiarity. China’s advantage is finance and speed. India must therefore become faster, more respectful and more development-oriented.
Prime Minister Narendra Modi’s 2025 MAHASAGAR vision — “Mutual and Holistic Advancement for Security and Growth Across Regions” — was presented by India’s Ministry of External Affairs as an expanded strategic vision for the region. The success of that vision will depend on implementation.
In the Indian Ocean, respect is strategy.
The Quad Helps, but India Must Lead in Its Own Ocean
The Quad — India, the United States, Japan and Australia — helps India respond to China’s maritime rise.
It strengthens coordination on maritime domain awareness, supply chains, infrastructure, disaster relief and Indo-Pacific security. It gives India access to advanced partners without requiring a formal military alliance.
But India must be careful. The Indian Ocean cannot look like a theatre outsourced to the United States. India’s credibility depends on being seen as the leading resident power, not merely the local arm of an American strategy.
This is why India’s role must be distinct.
With the United States, Japan and Australia, India should cooperate. With Indian Ocean states, India should lead through trust. With ASEAN, India should respect centrality. With France, it should build resident-power cooperation. With Africa, it should build development and maritime capacity partnerships.
The Quad is useful. But India’s Indian Ocean strategy must be India-led.
Africa and the Western Indian Ocean Matter More Than Before
China’s Indian Ocean strategy is not limited to South Asia. It extends to East Africa and the western Indian Ocean.
Djibouti, Kenya, Tanzania, Mozambique, Madagascar, Mauritius and Seychelles all matter because of geography, ports, resources, sea lanes and diplomatic influence. China has built deep economic ties across Africa. India has historical ties, diaspora links, trade relations and a growing security interest, but it must compete more seriously.
In 2025, India launched major joint naval exercises with African nations, including Tanzania and several other African participants, as part of a push to strengthen Indian influence and maritime cooperation in the western Indian Ocean.
This is the right direction.
The western Indian Ocean is where piracy, Red Sea instability, African development, Chinese presence, Gulf interests and European routes converge. If India wants to remain the leading Indian Ocean power, it cannot focus only on its immediate neighbourhood.
Africa is now part of India’s maritime strategy.
The Pakistan-China Maritime Axis
The String of Pearls is especially sensitive because it intersects with the China-Pakistan relationship.
Pakistan is India’s long-standing security rival. China is India’s principal long-term strategic challenge. When the two coordinate in maritime space, India must prepare for more complex scenarios.
Gwadar, Chinese military cooperation with Pakistan, submarine transfers, CPEC infrastructure and Arabian Sea access all matter. India’s western naval command must plan not only for Pakistan Navy activity but also for possible Chinese support, presence or intelligence coordination.
This does not mean China and Pakistan can automatically dominate India at sea. India retains geographic advantages, naval professionalism and strong maritime positioning. But the combined China-Pakistan factor increases India’s burden.
The Indian Navy must therefore prepare for a future in which the Arabian Sea is more contested than before.
The Undersea Dimension Will Define the Future
The next phase of the String of Pearls debate may move underwater.
Submarines, seabed sensors, undersea cables, oceanographic mapping, unmanned underwater vehicles and anti-submarine warfare will become increasingly important. China’s ocean-floor mapping activity shows that undersea knowledge is becoming a strategic priority.
India must respond by investing in anti-submarine warfare, seabed awareness, underwater drones, sonar networks, maritime patrol aircraft, helicopters and submarine capacity.
The Indian Ocean is vast. Detecting submarines is difficult. Protecting undersea cables is difficult. Monitoring research vessels is difficult. But these are no longer optional tasks.
The future maritime contest will not always be visible on the surface.
The Risk of Overreaction
India must remain alert, but it must avoid strategic overreaction.
Not every Chinese ship visit is a crisis. Not every Chinese port investment is a military base. Not every Indian Ocean country accepting Chinese finance is betraying India. Smaller states will continue to engage China because they need infrastructure and bargaining power.
If India reacts with insecurity or arrogance, it may push neighbours further toward Beijing.
The better response is competitive confidence.
India should offer better alternatives, faster implementation, transparent financing, capacity-building, climate support, disaster relief, training and respectful diplomacy. It should show that India is not afraid of competition.
China’s presence is a challenge. It should not become an excuse for Indian paranoia.
The Counter-View: China Has Legitimate Interests Too
A balanced analysis must recognise that China has legitimate interests in the Indian Ocean.
It is a major trading nation. It imports energy. It has citizens overseas. It participates in anti-piracy operations. It needs to secure its sea lanes. No major power with China’s economic scale would remain absent from the Indian Ocean.
India itself wants access and influence beyond its immediate shores. The United States has global bases. France and Britain operate outside Europe. Japan and Australia are active in the Indo-Pacific. China’s desire for maritime reach is not abnormal.
The issue is not Chinese presence alone. The issue is opacity, dual-use infrastructure, coercive leverage, debt politics, military expansion and the possibility of coordinated pressure against India.
China has interests. India has concerns.
Both can be true.
What India Must Do Next
India’s response should be built around ten priorities.
First, strengthen the Indian Navy’s fleet, especially submarines, anti-submarine warfare platforms, destroyers, frigates, mine countermeasure vessels, drones and maritime patrol aircraft.
Second, develop the Andaman and Nicobar Islands as a serious tri-service maritime hub.
Third, expand maritime domain awareness through IFC-IOR, satellites, coastal radar chains and partner information-sharing.
Fourth, deepen island partnerships with Maldives, Mauritius, Seychelles and Sri Lanka through respectful development cooperation.
Fifth, increase western Indian Ocean engagement with East Africa, Oman, the UAE, Saudi Arabia and France.
Sixth, monitor Chinese research vessels and undersea mapping more closely.
Seventh, accelerate naval shipbuilding and defence indigenisation.
Eighth, strengthen Quad cooperation without making India look like a subordinate U.S. ally.
Ninth, provide credible alternatives to Chinese infrastructure finance in India’s neighbourhood.
Tenth, treat maritime diplomacy as seriously as naval deployment.
The String of Pearls is not only a naval problem. It is a whole-of-state challenge.
Conclusion: India Must Watch the Pearls Without Losing Balance
China’s String of Pearls keeps India’s Navy on alert because it represents a slow shift in the Indian Ocean balance.
The danger is not a dramatic Chinese encirclement overnight. The danger is gradual normalisation of Chinese access, influence and presence across India’s maritime neighbourhood. Gwadar, Hambantota, Kyaukpyu and Djibouti are not identical, but together they create a strategic pattern. Add research vessels, naval modernisation, undersea mapping, China-Pakistan coordination and BRI influence, and the picture becomes impossible for India to ignore.
India’s answer must be firm but mature.
It should not panic. It should not lecture smaller states. It should not assume every Chinese project is military. But it should prepare for the possibility that commercial infrastructure can become strategic in a crisis.
The Indian Ocean is India’s strategic front yard, but not India’s private property. To lead there, India must earn trust every day.
The Indian Navy will remain central to that task. But ships alone will not be enough. India needs ports, partners, intelligence, industry, island diplomacy, undersea awareness, economic alternatives and regional credibility.
China is building options in the Indian Ocean.
India must build capacity.
That is the real contest behind the String of Pearls.
Next article: #64 — Red Sea Crisis Shows the Strategic Value of Sea Lanes.