China's first self-developed and self-developed 1,000-ton small waterline surface catamaran "Northern 9:91" test ship was delivered to Dalian on April 9. The successful development of the ship marks that China has entered the international advanced ranks in the development of small waterplane catamaran. The ship was jointly designed by the 701 and 702 Research Institute of China Shipbuilding Industry Corporation and built by Wuchang Shipyard. Due to the high technical difficulty, such ships are currently rare in the world.
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