On the morning of 24th December 2013, the 4000HP ASD tugboat named Ning Gang 23 was delivered to Nanjing Port (Group) Co., Ltd from Zhenjiang Shipyard, starting its sail smoothly.
　　Vice president Ge Hongjun and engineering and technology department director Lu jianhua from Nanjing Port (Group) Co., Ltd. and Guan Fei, Party secrectary from Nanjing Tug and Barge Company attended the delivery signing ceremony in Zhenjiang Shipyard.