Grainger Bank Grainger Bank is an entirely submerged feature in the southern portion of the South China Sea that hosts two Vietnamese outposts. The Vietnamese first took possession of the feature in 1991. U.S. Board of Geographic Names: Grainger BankChina: Lizhun Tan, 李准滩Taiwan: Lizhun Tan, 李準灘Vietnam: Bãi Quế Đường Occupied by: VietnamLegal Status: SubmergedGPS: 07° 47' 35" N, 110° 30' 03" E Grainger Bank 1 March 28, 2017 January 23, 2015 March 4, 2014 Grainger Bank 2 May 19, 2018 March 28, 2017 Analysis of Outpost Vietnam Builds Up its Remote Outposts