EPSG:2434

WGS84 Bounds: 109.5000, 18.1700, 112.5000, 45.1000 var bounds = new OpenLayers.Bounds(109.5, 18.170000000000002, 112.5, 45.100000000000001);
Projected Bounds: 341278.0571, 2010481.6412, 658721.9429, 4997240.6103
Scope: Large scale topographic mapping, cadastral and engineering survey.
Last Revised: 2006-07-22
Area: China - 109.5°E to 112.5°E

Beijing 1954 / 3-degree Gauss-Kruger CM 111E (Google it)