

China Classification Society has completed the construction survey and certification of “Ningyuan Diankun,” describing it as the world’s largest pure electric intelligent seagoing vessel and China’s first high-end ship of its kind.
The vessel has been developed as part of China’s efforts toward greener shipping and advanced maritime technology.
It is owned by Ningbo Ocean Shipping Co., Ltd. and built by Jiangxi Shipbuilding Co., Ltd..
“Ningyuan Diankun” is a 740 TEU open-top container ship measuring 127.8 metres in length.
It is fitted with a twin-engine, twin-propeller configuration and can reach a top speed of 11.5 knots, placing it in the segment of short-sea and coastal container transport.
The ship runs entirely on electric power, supported by 10 containerised battery units that serve as its primary energy source.
It is designed to support both high-voltage shore power charging and rapid battery swapping, offering operational flexibility at ports.
A photovoltaic system has also been installed onboard to support energy generation.
According to CCS,
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