Zhoushan Port External Fishing Oil Emergency Storage and Transportation Co., Ltd. is a specialized oil emergency storage and transportation infrastructure operator approved by the National Development and Reform Commission, filed with the Ministry of Transport, and authorized by the People’s Government of Zhejiang Province. It is affiliated with Zhejiang Haigang Group Co., Ltd. and positioned as a regional strategic oil storage and transportation hub integrating crude oil and refined oil transshipment, bonded warehousing, emergency peak-shaving, water-to-water transshipment, and pipeline interconnection. Leveraging the overall planning of the Waidiao Island Petrochemical Base, the company focuses on oil storage services coordinated between large-scale underground caverns and above-ground tank farms. Its core business includes storage, measurement, laboratory analysis, loading/unloading, and intelligent scheduling for multiple oil categories—such as crude oil, fuel oil, gasoline, and diesel—and provides customized logistics connection solutions for refining & petrochemical enterprises, traders, and end users, covering pipeline interconnections and coordinated vessel berthing across the Zhoushan Green Petrochemical Base, Ningbo Daxie, Shanghai Yangshan Port, and other regions. The company has completed and commissioned Phase I of its project, achieving a total storage capacity exceeding 3 million cubic meters. Among these, the Waidiao Island Underground Cavern Facility (designed storage capacity approx. 2 million cubic meters) is China’s first commercially operated offshore artificial island + submarine rock cavern composite oil storage facility; it is supported by the National Energy Administration as a “Demonstration Project for Novel Energy Storage” and has passed the full-life-cycle safety assessment conducted by the China Classification Society. The company holds all statutory licenses, including the “Port Operation Permit,” “Hazardous Chemicals Operation Permit,” “Special Equipment Use Registration Certificate,” and “Petroleum and Natural Gas Pipeline Protection Filing.” It is certified under the three major management system standards: ISO 9001, ISO 45001, and ISO 14001, and complies with national and industry standards such as GB 50737-2011 and NB/T 10092-2018. Technologically, it employs an integrated intelligent monitoring platform based on digital twin technology, incorporating SCADA, lightning early-warning, and VOCs online monitoring functionalities, and holds four utility model patents. Representative projects include undertaking storage tasks for Phase III of the National Petroleum Reserve Program, supporting external transportation and transshipment for Phase II of Zhejiang Petrochemical (annual transshipment volume exceeding 12 million metric tons), and piloting the “Digital Warehouse Receipt for Oil Products Supply Chain.” The company is open to cooperation in fields including energy security assurance, refining & petrochemical support, hazardous chemicals logistics, digital warehouse receipts, and intelligent storage and transportation.