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Dalian
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Dalian

Major Chinese port city in Liaoning; location of Hengli Petrochemical's OFAC-designated refinery.

Last refreshed: 21 May 2026 · Appears in 1 active topic

Key Question

What does the Hengli designation mean for Dalian's role as China's northern oil gateway?

Timeline for Dalian

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Common Questions
Where is Dalian and why is it important to China's oil industry?
Dalian is a major port city in Liaoning Province, northeastern China. It hosts Hengli Petrochemical's 400,000-barrel-per-day refinery, China's second-largest independent refinery, and is China's largest northern port by cargo throughput, making it a key node in China's crude oil import infrastructure.Source: OFAC / Hengli Petrochemical
What industry is Dalian most known for in China?
Dalian is one of China's principal petrochemical and oil refining hubs. It hosts major port infrastructure on the Yellow Sea and serves as the operational base for several large private refineries, including Hengli Petrochemical, which processes a significant share of China's imported crude oil.Source: Manifold Times 21 May 2026
Why does the US treasury watch Dalian when it comes to Iranian oil?
Dalian-based refineries, notably Hengli Petrochemical, have been identified as major buyers of Iranian crude routed through the shadow fleet. OFAC has designated vessels and entities linked to Dalian supply chains as part of campaigns to restrict Iranian oil revenues during the 2026 conflict.Source: OFAC 19 May 2026

Background

Dalian is a major port and industrial city in Liaoning Province, northeastern China, and the location of Hengli Petrochemical (Dalian) Refinery Co. Ltd, OFAC's highest-profile direct designation of a mainland Chinese commercial entity since the Iran-US conflict began in February 2026 .

Dalian is China's largest northern port city by cargo throughput and a key node in China's oil import infrastructure. Its Changxing Island petrochemical zone hosts multiple large refining and chemical complexes including Hengli's 400,000-barrel-per-day facility, which is China's second-largest independent refinery. The city's port infrastructure handles significant volumes of crude arriving from the Middle East, including sanctioned Iranian supply routed through intermediaries.

Liaoning Province is part of China's 'rust belt' industrial northeast, and Dalian's heavy industry has a long history of central government support. The Hengli designation placed the city's flagship industrial asset at the centre of the most consequential OFAC-MOFCOM confrontation since the Iran war began, with direct implications for Dalian's port throughput if dollar-clearing pressure reduces crude imports.