China’s Hambantota Oil Refinery: Investment opportunity or sovereignty risk?

In a fresh push to expand its strategic and economic footprint across the Indian Ocean, Chinese state-owned energy giant SINOPEC has sealed a $3.7 billion deal to build a massive oil refinery in Hambantota, Sri Lanka. Signed on January 16, 2025, the agreement promises a facility capable of processing 200,000 barrels of crude oil per day. While hailed by Sri Lankan officials as a landmark foreign investment, the deal raises deep concerns about sovereignty, environmental integrity, and long-term economic independence.

This project closely follows a pattern seen in 2017, when Sri Lanka, unable to repay Chinese loans, ceded control of the strategically vital Hambantota Port to Beijing on a 99-year lease. That deal also included the handover of 15,000 acres of surrounding land. Today, history appears to be repeating itself.

According to documents obtained by *Ceylon Today*, the Board of Investment (BOI) initially allocated 400 acres of land in Arabokka, Hambantota for the refinery. That figure grew to 500 acres by August 2024, and SINOPEC has now requested an additional 100 acres from the newly elected NPP government—bringing the total to 600 acres just 3.5 kilometers from the Chinese-controlled port.

This steady expansion raises red flags. With control over both a major deep-water port and a potential mega-refinery in close proximity, China is effectively carving out an industrial enclave on Sri Lankan soil. The concentration of strategic assets under Beijing's oversight poses serious geopolitical and economic risks, all while public disclosure remains alarmingly absent.

Despite the scale and potential consequences of the project, the agreement with SINOPEC has not been made public. Key questions about land usage, water rights, tax concessions, and environmental assessments remain unanswered. Even opposition parties and civil society—normally vocal on such issues—have maintained a curious silence.

Environmental concerns are among the most urgent. Hambantota lies within Sri Lanka’s arid dry zone and is officially classified as a drought-affected area. The district’s daily water requirement already exceeds 115,000 cubic meters, and the refinery’s demand will inevitably strain water supplies for agriculture and residents alike. Neighboring Monaragala will also face pressure as water is diverted toward industrial use. Groundwater extraction could deplete tanks and natural reservoirs, destabilizing an already fragile hydrological system.

The refinery also brings significant pollution risks. Oil processing facilities emit toxic substances including benzene, toluene, sulfuric acid, and heavy metals like mercury and cadmium. Studies have consistently linked such pollutants to cancer and other serious health issues among workers and surrounding communities. For Hambantota, the long-term public health costs could be catastrophic.

The refinery site also borders two of Sri Lanka’s ecological gems—Yala and Bundala National Parks. Bundala, home to nearly 200 bird species including many migratory birds, faces an existential threat from groundwater depletion and contamination. The fishing industry, another key pillar of the local economy, is also at risk from treated (but still hazardous) wastewater discharges into marine habitats. These waters are breeding grounds for blue whales—critical for eco-tourism that now hangs in the balance.

Equally concerning is SINOPEC’s demand that the refinery be designated a “Strategic Development Project”—a classification that would exempt it from standard taxes. The company is also lobbying for rights to sell refined petroleum products within Sri Lanka, directly threatening the market share and revenue of the state-owned Ceylon Petroleum Corporation.

While Foreign Minister Herath claims domestic vs. export allocations are still under negotiation, signs point to mounting concessions. Notably, the project’s capacity has already doubled from the originally planned 100,000 barrels per day to 200,000, with investment increasing from $1.8 billion to $3.7 billion—a doubling not just of output, but of Chinese influence.

Sri Lanka, still recovering from the 2022 financial crisis and a $2.9 billion IMF bailout, is in dire need of foreign investment. But such investments must not come at the cost of sovereignty, sustainability, or long-term self-reliance. The SINOPEC deal—with its creeping territorial demands, lack of transparency, and looming environmental consequences—reflects a disturbing prioritization of Chinese strategic interests over Sri Lanka’s national welfare.

Before moving forward, the government must demand full transparency, independent environmental impact studies, fair economic terms, and robust protections for water resources and biodiversity. Without these safeguards, Sri Lanka risks bartering away its future—trading short-term capital for long-term dependency in a deal generations may come to regret. (Ankit K - The writer is an assistant professor in International Relations at National Defence University )