diff --git a/templates/index.html b/templates/index.html
index e3c6bf4..453a7d5 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -676,7 +676,21 @@
                     const data = await res.json();
                     const meta = data.meta || {};
                     const images = data.images || {};
-                    infoEl.textContent = '时间: ' + (meta.timestamp_local || '未知');
+                    var ts = meta.timestamp_local || '未知';
+                    var z = meta.z != null ? meta.z : null;
+                    var y = meta.y != null ? meta.y : null;
+                    var x = meta.x != null ? meta.x : null;
+                    var b = meta.bounds || {};
+                    var west = (typeof b.west === 'number') ? b.west : null;
+                    var south = (typeof b.south === 'number') ? b.south : null;
+                    var east = (typeof b.east === 'number') ? b.east : null;
+                    var north = (typeof b.north === 'number') ? b.north : null;
+                    var html = '<div class="text-sm">'
+                        + '<div>时间（南宁）：<span class="font-medium">'+ts+'</span></div>'
+                        + (z!=null && y!=null && x!=null ? ('<div>Tile z/y/x：<span class="font-mono">'+z+'/'+y+'/'+x+'</span></div>') : '')
+                        + ((west!=null && south!=null && east!=null && north!=null) ? ('<div>CMA BIN 边界：<span class="font-mono">['+west.toFixed(4)+', '+south.toFixed(4)+'] ~ ['+east.toFixed(4)+', '+north.toFixed(4)+']</span></div>') : '')
+                        + '</div>';
+                    infoEl.innerHTML = html;
                     window.RadarLatestImages = images;
                     setRadarImage('china');
                     bindRadarTabs();
@@ -720,7 +734,7 @@
                 window.RadarLatestGrid = data;
                 renderPlotlyHeat(data);
                 renderClustersPanel();
-                renderMethodNote();
+                //renderMethodNote();
                 renderWindResults();
             }
 
@@ -877,10 +891,10 @@ function renderMethodNote(){
                         root.appendChild(sec);
                         parent = sec;
                     }
-                    var html = '<div class="text-sm text-gray-700 mb-2">风场查询结果（彩云 10m 实况）</div>';
+                    var html = '<div class="text-sm text-gray-700 mb-2">10m</div>';
                     // cluster summary
                     if (clusters.length) {
-                        html += '<div class="text-xs text-gray-700 mb-2">云团汇总：</div>';
+                        html += '<div class="text-xs text-gray-700 mb-2">云团：</div>';
                         html += '<div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-3 mb-3">';
                         clusters.forEach(function(cl){
                             html += '<div class="border border-gray-200 rounded p-2 text-xs text-gray-700">'
@@ -896,7 +910,7 @@ function renderMethodNote(){
                     (cands||[]).forEach(function(co){ candByCluster[co.cluster_id] = co; });
                     var comings = (clusters||[]).filter(function(cl){ return cl.coming; });
                     if (comings.length) {
-                        html += '<div class="text-xs text-gray-700 mb-2">朝向云团（极坐标计算明细）</div>';
+                        html += '<div class="text-xs text-gray-700 mb-2">朝向云团</div>';
                         comings.forEach(function(cl){
                             var co = candByCluster[cl.cluster_id] || {};
                             var w = co.wind || {};