An oil tanker exploded in the coastal city of Ningbo in east China's Zhejiang Province on Saturday morning, local authorities said.
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The accident happened at about 8:40 a.m. at Zhangjianqi shipyard in Zhenhai District when the 300-tonne oil tanker was being repaired, according to the district government.
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An injured person was rushed to hospital. The exact number of casualties is unknown. The cause of the accident is under investigation.Â