diff --git a/component_ext/ext_common/ext_napi_utils.cpp b/component_ext/ext_common/ext_napi_utils.cpp
index e2f9d64781982638da36a24e4a16ee7a79551d86..f14736dd0ffa73bc35c6ddcced964ffb57d12858 100644
--- a/component_ext/ext_common/ext_napi_utils.cpp
+++ b/component_ext/ext_common/ext_napi_utils.cpp
@@ -166,7 +166,6 @@ napi_valuetype ExtNapiUtils::GetValueType(napi_env env, napi_value value)
 
 std::string ExtNapiUtils::GetStringFromValueUtf8(napi_env env, napi_value value)
 {
-    static constexpr size_t max_length = 2048;
     if (GetValueType(env, value) != napi_string) {
         return {};
     }
@@ -174,7 +173,7 @@ std::string ExtNapiUtils::GetStringFromValueUtf8(napi_env env, napi_value value)
     std::string result;
     size_t stringLength = 0;
     NAPI_CALL_BASE(env, napi_get_value_string_utf8(env, value, nullptr, 0, &stringLength), result);
-    if (stringLength == 0 || stringLength > max_length) {
+    if (stringLength == 0) {
         return result;
     }
 
diff --git a/frameworks/core/components_ng/common_napi_utils/common_napi_utils.cpp b/frameworks/core/components_ng/common_napi_utils/common_napi_utils.cpp
index e5e1febc6c31a52e417d0d5c0b61b309ff66a065..8ef1db72b5f5775e5650bec7ba1edc84f5237c07 100644
--- a/frameworks/core/components_ng/common_napi_utils/common_napi_utils.cpp
+++ b/frameworks/core/components_ng/common_napi_utils/common_napi_utils.cpp
@@ -155,7 +155,6 @@ napi_value CommonNapiUtils::CreateStringUtf8(napi_env env, const std::string& st
 
 std::string CommonNapiUtils::GetStringFromValueUtf8(napi_env env, napi_value value)
 {
-    static constexpr size_t max_length = 2048;
     if (GetValueType(env, value) != napi_string) {
         return {};
     }
@@ -163,7 +162,7 @@ std::string CommonNapiUtils::GetStringFromValueUtf8(napi_env env, napi_value val
     std::string result;
     size_t stringLength = 0;
     NAPI_CALL_BASE(env, napi_get_value_string_utf8(env, value, nullptr, 0, &stringLength), result);
-    if (stringLength == 0 || stringLength > max_length) {
+    if (stringLength == 0) {
         return result;
     }
 
diff --git a/test/unittest/interfaces/napi/napi_utils_test.cpp b/test/unittest/interfaces/napi/napi_utils_test.cpp
index dcd9abd0e3eeb0dc9f12e3cd87e3b319523fb3ed..1af8636d76f7b8817da610be18bc5e33d62a7998 100644
--- a/test/unittest/interfaces/napi/napi_utils_test.cpp
+++ b/test/unittest/interfaces/napi/napi_utils_test.cpp
@@ -409,6 +409,10 @@ HWTEST_F(NapiUtilsTest, NapiUtilsTest007, TestSize.Level1)
     napi_status status = napi_create_string_utf8(napi_env(engine), testStr.c_str(), testStr.length(), &napiTestStr);
     EXPECT_EQ(status, napi_ok);
 
+    // 100000 indicates that the length of a long string is too long
+    status = napi_create_string_utf8(napi_env(engine), testStr.c_str(), 100000, &napiTestStr);
+    EXPECT_EQ(status, napi_ok);
+
     /**
      * @tc.steps: step2. Call GetStringFromValueUtf8
      * @tc.expected: Return value equals raw string