But, but:
In his China Defense Blog, Xinhui wrote 22.04.09:
Great Wall 218
For the first time, PLAN officially released their naming convention for its conventional-powered submarines during the current Naval Review; they are called the "Great Wall"
Photo of GreatWall 218, one of the PLAN submarines opened to senior naval officers from 29 nations. Photo released by Xinhua News
Great Wall (GW) 218 is a member of the 32nd conventional-powered submarine Zhidui or flotilla (Unit number 92858), South Sea Fleet. The 32nd is commanded by Sr Captin Ma Lixin headquartered at Dr Evil’s secret lair, aka Sanya, Hainan island. (Here for Sr Captain Ma's bio)
Name Number Type
GW213 313 039 (Song)
GW218 318 039
GW220 320 039
GW226 326 039
GW229 329 039
GW230 330 039
新华网青岛4月22日电 (记者李宣良、颜昊)前来青岛出席庆祝中国人民解放军成立60周年多国海军活动的各国海军代表团团长,22日上午应邀参观了中国海军的主力舰艇。各位海军高级军官对中国海军装备建设的成就和军事透明度普遍表示祝贺和赞赏。
各国海军代表团参观的3艘舰艇都是近几年才服役中国海军的,分别是“长城218”号常规动力潜艇、“温州”号导弹护卫舰以及“和平方舟”号医院船。海军副司令员顾文根表示,这3艘舰艇都是中国自己设计制造的,代表了中国海军装备的最新水平。
The accompanying picture clearly shows the gangway of a SONG with the inscription长城218艇
Everyone is free to think as he likes, I shall stay with 16 SONG’s, including 317 and 318.