On 31Dec, 2012 , Commission of Science Technology and Industry for National Defense of Jiangsu province held appraising meeting of longitudinal watertight demagnetizing naval cable in Yuanyang. The meeting was hosted by Mr Zhou Jintao, the head of CSTIND of Jiangsu province, was attended by Mr Wu Changshun, the director of National Test Center of Wire and Cable, and other more than 20 representatives from relative fields. This meeting established the appraising committee, headed by Mr Wu Changshun. The members of the committee listened carefully to the concluding report of Yuanyang’s research work, reviewed relevant files and documents and conducted lively discussion. They unanimously agreed that the high performance of our longitudinal watertight naval cable has bridged a gap of this field in China and approved the appraisal.