diff --git a/src/pages/Dashboard/Analysis.js b/src/pages/Dashboard/Analysis.js
index e4b4ec0fbacee1f93432ed988a8e0429b291924e..31f872caf17cfd2a604e9a7d70b6d99c93968c44 100644
--- a/src/pages/Dashboard/Analysis.js
+++ b/src/pages/Dashboard/Analysis.js
@@ -560,10 +560,22 @@ class Analysis extends Component {
                 <Col sm={12} xs={24} style={{ marginBottom: 24 }}>
                   <NumberInfo
                     subTitle={
-                      <FormattedMessage
-                        id="app.analysis.per-capita-search"
-                        defaultMessage="Per Capita Search"
-                      />
+                      <span>
+                        <FormattedMessage
+                          id="app.analysis.per-capita-search"
+                          defaultMessage="Per Capita Search"
+                        />
+                        <Tooltip
+                          title={
+                            <FormattedMessage
+                              id="app.analysis.introduce"
+                              defaultMessage="introduce"
+                            />
+                          }
+                        >
+                          <Icon style={{ marginLeft: 8 }} type="info-circle-o" />
+                        </Tooltip>
+                      </span>
                     }
                     total={2.7}
                     status="down"