diff --git a/src/client/src/tscParseOpenTSDB.c b/src/client/src/tscParseOpenTSDB.c
index a079198be3f2c192ab175417dd3946fc4e976c54..a6c1acfc35903750e412775b53be924fc5550b87 100644
--- a/src/client/src/tscParseOpenTSDB.c
+++ b/src/client/src/tscParseOpenTSDB.c
@@ -138,21 +138,41 @@ static int32_t parseTelnetMetricValue(TAOS_SML_KV **pKVs, int *num_kvs, const ch
   const char *start, *cur;
   int32_t ret = TSDB_CODE_SUCCESS;
   int len = 0;
+  bool searchQuote = false;
   char key[] = OTD_METRIC_VALUE_COLUMN_NAME;
   char *value = NULL;
 
   start = cur = *index;
 
+  //if metric value is string
+  if (*cur == '"') {
+    searchQuote = true;
+    cur += 1;
+    len += 1;
+  } else if (*cur == 'L' && *(cur + 1) == '"') {
+    searchQuote = true;
+    cur += 2;
+    len += 2;
+  }
+
   while(*cur != '\0') {
     if (*cur == ' ') {
-      if (*cur == ' ') {
-        if (*(cur + 1) != ' ') {
-          break;
+      if (searchQuote == true) {
+        if (*(cur - 1) == '"' && len != 1 && len != 2) {
+          searchQuote = false;
         } else {
           cur++;
+          len++;
           continue;
         }
       }
+
+      if (*(cur + 1) != ' ') {
+        break;
+      } else {
+        cur++;
+        continue;
+      }
     }
     cur++;
     len++;