EPSG:2372

WGS84 Bounds: 79.5000, 29.9600, 82.5000, 45.8800 var bounds = new OpenLayers.Bounds(79.5, 29.960000000000001, 82.5, 45.880000000000003);
Projected Bounds: 355204.1523, 3316627.5358, 644795.8477, 5083844.6520
Scope: Large scale topographic mapping, cadastral and engineering survey.
Last Revised: 2006-07-22
Area: China - 79.5°E to 82.5°E

Xian 1980 / 3-degree Gauss-Kruger CM 81E (Google it)