diff --git a/interfaces/kits/native/want/include/want.h b/interfaces/kits/native/want/include/want.h
index c35449ff52c4cb5716a7240b480467cba708358a..ec71f84cfce36f946d6b3252e856d4dcdc36c629 100644
--- a/interfaces/kits/native/want/include/want.h
+++ b/interfaces/kits/native/want/include/want.h
@@ -804,6 +804,7 @@ public:
     void DumpInfo(int level) const;
 
     std::string ToString() const;
+    std::string ToFullString() const;
 
     static Want *FromString(std::string &string);
 
diff --git a/interfaces/kits/native/want/src/want.cpp b/interfaces/kits/native/want/src/want.cpp
index 56e394dad12cc06790df7d3fd8cb14793efbb69c..c5572c88737eae1692d13cfab5ccd79a23949673 100644
--- a/interfaces/kits/native/want/src/want.cpp
+++ b/interfaces/kits/native/want/src/want.cpp
@@ -1975,6 +1975,13 @@ std::string Want::ToString() const
     return ToJson().dump(-1, ' ', false, nlohmann::json::error_handler_t::ignore);
 }
 
+std::string Want::ToFullString() const
+{
+    nlohmann::json json = ToJson();
+    json["moduleName"] = operation_.GetModuleName();
+    return json.dump(-1, ' ', false, nlohmann::json::error_handler_t::ignore);
+}
+
 Want *Want::FromString(std::string &string)
 {
     if (string.empty()) {